Subject: Re: [sloan-25mlog 3248] 2.5m obslog 20161202 (SJD 57725) From: Kai Zhang Date: Sat, 3 Dec 2016 09:49:41 -0500 Dear Observers, Thank you for taking the focus loop in Cart6. We appreciate it~ Best~ Kai > =D4=DA 2016=C4=EA12=D4=C23=C8=D5=A3=AC=C9=CF=CE=E76:45=A3=ACgfreischlad@= apo.nmsu.edu =D0=B4=B5=C0=A3=BA >=20 >=20 > APACHE POINT OBSERVATORY SDSS 2.5M >=20 > OBSERVING LOG > Friday December 02, 2016 >=20 > (SJD 57725) >=20 > ---- Observing Team ---- >=20 > Gordon Freischlad > Elena Malanushenko >=20 > Dmitry Bizyaev (afternoon prep) >=20 >=20 > ---- Observing Summary ---- >=20 > All time lost to snow. 6.3H eBoss, 5.2H Manga. >=20 > We did a focus sweep on cart 6 for Manga. >=20 >=20 > ---- Observing Plan ---- >=20 > Fri 2 DEC 2016 57725.0 0.10 01:10 12:37 22:56 10:25 = ---- =20 > eBOSS until 07:28 ( 6.3 h), then MaNGA ( 5.2 h)=20 >=20 >=20 > ---- Observing Log ---- >=20 > Afternoon: > --------- > Checked all systems, all work OK. >=20 > Filesystem Size Used Avail Use% Mounted on > /dev/vdd 688G 479G 209G 70% /home > /dev/vdc1 11T 8.5T 2.3T 79% /data >=20 > Collimation with cart 6: >=20 > 2:36:45 Hartmann collimate output on cart #6 > sp1: offset: r=3D -329 (In Focus); b=3D -7.3 (Out of focus)=20 > sp2: offset: r=3D 2524 (Out of focus); b=3D -4.9 (Out of focus)=20 > sp1: pred. move: spAverageMove=3D 992 > sp2: pred. move: spAverageMove=3D 2050 > sp1: pred. resid: r=3D -1321, b=3D -4.1, txt=3D Move blue ring -8.3 = degrees., > spTemp =3D 4.3 > sp2: pred. resid: r=3D 474, b=3D 1.5, txt=3D OK, spTemp =3D 3.5 >=20 > Blue ring moved -2 deg. After that >=20 > 22:46:19 Hartmann collimate output on cart #6 > sp1: offset: r=3D -989 (In Focus); b=3D -0.2 (In Focus)=20 > sp2: offset: r=3D 631 (In Focus); b=3D 1.0 (In Focus)=20 > sp1: pred. move: spAverageMove=3D -462 > sp2: pred. move: spAverageMove=3D 158 > sp1: pred. resid: r=3D -526, b=3D -1.7, txt=3D OK, spTemp =3D 4.3 > sp2: pred. resid: r=3D 473, b=3D 1.5, txt=3D OK, spTemp =3D 3.7 >=20 >=20 >=20 > motorPosition > sp1: 20891, 20671, 17068; =20 > sp2: 12075, 13001, 11979; =20 > ---------- > Median spectrographs temperatures: > Tsp1=3D 4.3, Tsp2=3D 3.6; =20 > Outside air temperature=3D 2.9; =20 > ---------- > Boss CCD Temp : > sp1r0=3D -125.0 (-126.6); =20 > sp1b2=3D -99.6 (-100.0); =20 > sp2r0=3D -134.4 (-134.8); =20 > sp2b2=3D -101.2 (-100.0); =20 > sp1LN2: 11.0; =20 > sp2LN2: 9.0; =20 > ---------- > Apogee: > vacuum =3D 9.98e-07 ( ln2Level =3D 94.071 ( > 85 ) > ---------- >=20 >=20 > 22:45Z ventilation started.=20 > Evening test of blue arcs (ask Dmitry): >=20 > Collimation=20 > 5 22:43 b1-00232794 6 8940 arc Lef C 4.1 21883 21660 18060 = HART > 6 22:44 b1-00232795 6 8940 arc Rig C 4.1 21883 21660 18060 = HART > Regular flat and arc (warming time ~ 4 min) > 7 22:47 b1-00232796 6 8940 fla Out C 25.1 21419 21199 17596 = =20 > 8 22:51 b1-00232797 6 8940 arc Out C 4.1 21419 21199 17596 = =20 >=20 > Arc, warming ~ 20 sec, Texp=3D4 sec > 9 22:54 b1-00232798 6 8940 arc Out C 4.1 21419 21199 17596 = =20 > Arc, warming ~ 20 sec, Texp=3D20 sec > 10 22:57 b1-00232799 6 8940 arc Out C 20.1 21419 21199 17596 = =20 > Arc, warming ~ 20 sec, Texp=3D40 sec > 11 23:00 b1-00232800 6 8940 arc Out C 40.1 21419 21199 17596 = =20 > Arc, warming ~ 20 sec, Texp=3D80 sec > 12 23:03 b1-00232801 6 8940 arc Out C 80.1 21419 21199 17596 = =20 > Arc, warming ~ 20 sec, Texp=3D120 sec > 13 23:06 b1-00232802 6 8940 arc Out C 120.1 21419 21199 17596 = =20 >=20 >=20 >=20 > Arc, warming 240+ sec, Texp=3D4 sec > 14 23:11 b1-00232803 6 8940 arc Out C 4.1 21419 21199 17596=20 > Arc, warming 240+ sec, Texp=3D20 sec > 15 23:13 b1-00232804 6 8940 arc Out C 20.1 21419 21199 17596 > Arc, warming 240+ sec, Texp=3D40 sec =20 > 16 23:15 b1-00232805 6 8940 arc Out C 40.1 21419 21199 17596 > Arc, warming 240+ sec, Texp=3D80 sec =20 > 17 23:17 b1-00232806 6 8940 arc Out C 80.1 21419 21199 17596 > Arc, warming 240+ sec, Texp=3D120 sec =20 > 18 23:20 b1-00232807 6 8940 arc Out C 120.1 21419 21199 17596 =20= > Mirrors home-relaxed after ~ 1h 20m of ventilation >=20 > Nominal MIGs saved. >=20 > Night: > ----- >=20 > Ventilation stopped ~01:30Z for snow. >=20 > Focus sweep on cart 6:=20 >=20 > Piston positions before procedure. >=20 > motorPosition > sp1: 21296, 21076, 17474; =20 > sp2: 14437, 15364, 14344; =20 >=20 > 1. Focus spectrographs so residuals will be within 1 degrees on both = B1 and B2 >=20 > 03:59:27 boss exposure 4.0, file=3D232819, C > 04:00:39 boss exposure 4.0, file=3D232820, C > 04:02:08 sp1.motor.move=3D 522, 523, 522 > 04:02:11 sp2.motor.move=3D 157, 156, 156 > 04:02:17 Hartmann collimate output on cart #6 > sp1: offset: r=3D 659 (In Focus); b=3D -1.2 (In Focus)=20 > sp2: offset: r=3D 315 (In Focus); b=3D 0.0 (In Focus)=20 > sp1: pred. move: spAverageMove=3D 522 > sp2: pred. move: spAverageMove=3D 157 > sp1: pred. resid: r=3D 137, b=3D 0.4, txt=3D OK, spTemp =3D 3.2 > sp2: pred. resid: r=3D 157, b=3D 0.5, txt=3D OK, spTemp =3D 2.6 >=20 >=20 > 2. Write down piston positions. >=20 > motorPosition > sp1: 20719, 20497, 16897; =20 > sp2: 14127, 15053, 14029;=20 >=20 > 3. Take a set of data for different collimator positions with blue = ring > positions fixed. The data can be taken with script below, and record = frame > numbers for each collimator position. Please open the log-function = window so > that you know which frames are which collimator position. >=20 > sop doBossCalibs nflat=3D1 narc=3D1 > boss moveColl spec=3Dsp1 a=3D10500 b=3D10500 c=3D10500 > boss moveColl spec=3Dsp2 a=3D10500 b=3D10500 c=3D10500=20 > sop hartmann > mcp ff.on > boss exposure flat itime=3D25 > mcp ff.off > mcp hgcd.on > mcp ne.on > boss exposure arc itime=3D4 > mcp hgcd.off > mcp ne.off >=20 > 04:06:37 boss exposure 25.0, file=3D232821, C > 04:10:57 boss exposure 4.0, file=3D232822, C > 04:12:32 sp1.motor.move=3D 10499, 10500, 10501 > 04:12:57 sp2.motor.move=3D 10501, 10500, 10499 > 04:13:19 boss exposure 4.0, file=3D232823, C > 04:14:45 boss exposure 4.0, file=3D232824, C > 04:16:19 boss exposure 25.0, file=3D232825, C > 04:18:15 boss exposure 4.0, file=3D232826, C >=20 >=20 > 4. Then loop the following command sets 14 times >=20 > boss moveColl spec=3Dsp1 a=3D-1500 b=3D-1500 c=3D-1500 > boss moveColl spec=3Dsp2 a=3D-1500 b=3D-1500 c=3D-1500=20 > sop hartmann > mcp ff.on > boss exposure flat itime=3D25 > mcp ff.off > mcp hgcd.on > mcp ne.on > boss exposure arc itime=3D4 > mcp hgcd.off > mcp ne.off >=20 > 04:26:02 sp1.motor.move=3D -1499, -1500, -1498 > 04:26:08 sp2.motor.move=3D -1501, -1501, -1500 > 04:26:50 boss exposure 4.0, file=3D232827, C > 04:28:15 boss exposure 4.0, file=3D232828, C > 04:29:48 boss exposure 25.0, file=3D232829, C > 04:31:45 boss exposure 4.0, file=3D232830, C >=20 > 04:33:06 sp1.motor.move=3D -1501, -1500, -1500 > 04:33:16 sp2.motor.move=3D -1499, -1500, -1500 > 04:33:41 boss exposure 4.0, file=3D232831, C > 04:35:06 boss exposure 4.0, file=3D232832, C > 04:36:39 boss exposure 25.0, file=3D232833, C > 04:38:38 boss exposure 4.0, file=3D232834, C >=20 > 04:39:58 sp1.motor.move=3D -1500, -1500, -1500 > 04:40:06 sp2.motor.move=3D -1500, -1496, -1500 > 04:40:28 boss exposure 4.0, file=3D232835, C > 04:41:53 boss exposure 4.0, file=3D232836, C > 04:43:26 boss exposure 25.0, file=3D232837, C > 04:45:23 boss exposure 4.0, file=3D232838, C >=20 > 04:46:44 sp1.motor.move=3D -1501, -1501, -1501 > 04:46:51 sp2.motor.move=3D -1500, -1498, -1500 > 04:47:15 boss exposure 4.0, file=3D232839, C > 04:48:41 boss exposure 4.0, file=3D232840, C > 04:50:14 boss exposure 25.0, file=3D232841, C > 04:52:13 boss exposure 4.0, file=3D232842, C >=20 > 04:53:32 sp1.motor.move=3D -1500, -1499, -1505 > 04:53:38 sp2.motor.move=3D -1501, -1499, -1500 > 04:54:02 boss exposure 4.0, file=3D232843, C > 04:55:28 boss exposure 4.0, file=3D232844, C > 04:57:00 boss exposure 25.0, file=3D232845, C > 04:58:58 boss exposure 4.0, file=3D232846, C >=20 > 05:00:18 sp1.motor.move=3D -1500, -1499, -1499 > 05:00:24 sp2.motor.move=3D -1502, -1500, -1500 > 05:00:48 boss exposure 4.0, file=3D232847, C > 05:02:14 boss exposure 4.0, file=3D232848, C > 05:03:46 boss exposure 25.0, file=3D232849, C > 05:05:45 boss exposure 4.0, file=3D232850, C >=20 > 05:07:07 sp1.motor.move=3D -1500, -1500, -1499 > 05:07:13 sp2.motor.move=3D -1500, -1496, -1500 > 05:07:37 boss exposure 4.0, file=3D232851, C > 05:09:04 boss exposure 4.0, file=3D232852, C > 05:10:38 boss exposure 25.0, file=3D232853, C > 05:12:33 boss exposure 4.0, file=3D232854, C >=20 > 05:13:55 sp1.motor.move=3D -1499, -1499, -1500 > 05:14:00 sp2.motor.move=3D -1499, -1494, -1500 > 05:14:22 boss exposure 4.0, file=3D232855, C > 05:15:48 boss exposure 4.0, file=3D232856, C > 05:17:20 boss exposure 25.0, file=3D232857, C > 05:19:15 boss exposure 4.0, file=3D232858, C >=20 > 05:20:34 sp1.motor.move=3D -1501, -1500, -1499 > 05:20:40 sp2.motor.move=3D -1500, -1500, -1500 > 05:21:05 boss exposure 4.0, file=3D232859, C > 05:22:31 boss exposure 4.0, file=3D232860, C > 05:24:04 boss exposure 25.0, file=3D232861, C > 05:26:01 boss exposure 4.0, file=3D232862, C >=20 > 05:27:21 sp1.motor.move=3D -1501, -1501, -1501 > 05:27:27 sp2.motor.move=3D -1500, -1497, -1501 > 05:27:51 boss exposure 4.0, file=3D232863, C > 05:29:17 boss exposure 4.0, file=3D232864, C > 05:30:50 boss exposure 25.0, file=3D232865, C > 05:32:45 boss exposure 4.0, file=3D232866, C >=20 > 05:34:04 sp1.motor.move=3D -1500, -1498, -1502 > 05:34:09 sp2.motor.move=3D -1499, -1499, -1500 > 05:34:34 boss exposure 4.0, file=3D232867, C > 05:36:00 boss exposure 4.0, file=3D232868, C > 05:37:34 boss exposure 25.0, file=3D232869, C > 05:39:32 boss exposure 4.0, file=3D232870, C >=20 > 05:41:20 sp1.motor.move=3D -1500, -1500, -1500 > 05:41:26 sp2.motor.move=3D -1501, -1500, -1500 > 05:41:48 boss exposure 4.0, file=3D232871, C > 05:43:14 boss exposure 4.0, file=3D232872, C > 05:44:44 boss exposure 25.0, file=3D232873, C > 05:46:39 boss exposure 4.0, file=3D232874, C >=20 > 05:47:59 sp1.motor.move=3D -1501, -1500, -1500 > 05:48:11 sp2.motor.move=3D -1498, -1500, -1500 > 05:48:34 boss exposure 4.0, file=3D232875, C > 05:50:00 boss exposure 4.0, file=3D232876, C > 05:51:32 boss exposure 25.0, file=3D232877, C > 05:53:28 boss exposure 4.0, file=3D232878, C >=20 > 05:54:49 sp1.motor.move=3D -1500, -1501, -1500 > 05:54:55 sp2.motor.move=3D -1499, -1503, -1500 > 05:55:20 boss exposure 4.0, file=3D232879, C > 05:56:45 boss exposure 4.0, file=3D232880, C > 05:58:20 boss exposure 25.0, file=3D232881, C > 06:00:16 boss exposure 4.0, file=3D232882, C >=20 > 5. Then run this set of commands >=20 > boss moveColl spec=3Dsp1 a=3D10500 b=3D10500 c=3D10500 > boss moveColl spec=3Dsp2 a=3D10500 b=3D10500 c=3D10500=20 > sop hartmann > mcp ff.on > boss exposure flat itime=3D25 > mcp ff.off > mcp hgcd.on > mcp ne.on > boss exposure arc itime=3D4 > mcp hgcd.off > mcp ne.off >=20 > 06:03:24 sp1.motor.move=3D 10500, 10499, 10500 > 06:03:48 sp2.motor.move=3D 10501, 10500, 10501 > 06:04:13 boss exposure 4.0, file=3D232883, C > 06:05:40 boss exposure 4.0, file=3D232884, C > 06:07:13 boss exposure 25.0, file=3D232885, C > 06:09:10 boss exposure 4.0, file=3D232886, C >=20 > 6. Run sop collimateBoss to make sure B1 and B2 are still within 1.0 = degrees. >=20 > 06:13:14 boss exposure 4.0, file=3D232887, C > 06:14:26 boss exposure 4.0, file=3D232888, C > 06:15:52 sp1.motor.move=3D -128, -128, -128 > 06:15:55 sp2.motor.move=3D -157, -156, -158 > 06:16:01 Hartmann collimate output on cart #6 > sp1: offset: r=3D 0 (In Focus); b=3D 0.8 (In Focus)=20 > sp2: offset: r=3D 0 (In Focus); b=3D 1.0 (In Focus)=20 > sp1: pred. move: spAverageMove=3D -128 > sp2: pred. move: spAverageMove=3D -157 > sp1: pred. resid: r=3D 128, b=3D 0.4, txt=3D OK, spTemp =3D 3.2 > sp2: pred. resid: r=3D 157, b=3D 0.5, txt=3D OK, spTemp =3D 2.6 >=20 > 7. Take a subset of data with blue ring at their best foci with the = script below.=20 >=20 > sop hartmann > mcp ff.on > boss exposure flat itime=3D30 > mcp ff.off > mcp hgcd.on > mcp ne.on > boss exposure arc itime=3D4 > mcp hgcd.off > mcp ne.off >=20 > 06:17:02 boss exposure 4.0, file=3D232889, C > 06:18:28 boss exposure 4.0, file=3D232890, C > 06:20:00 boss exposure 30.0, file=3D232891, C > 06:22:03 boss exposure 4.0, file=3D232892, C >=20 > 8. move Blue focus rings (B1 & B2) by +15 degrees. >=20 > 9. Take a subset of data with blue rings at +15 degrees from their = best foci > with the script above. >=20 > 06:40:59 boss exposure 4.0, file=3D232893, C > 06:42:24 boss exposure 4.0, file=3D232894, C > 06:43:59 boss exposure 30.0, file=3D232895, C > 06:46:04 boss exposure 4.0, file=3D232896, C >=20 > 10. move Blue focus rings by -30 degrees. >=20 > 11. Take a subset of data with blue rings at -15 (+15,-30) degrees = from their > best foci with the script above. >=20 > 07:01:01 boss exposure 4.0, file=3D232897, C > 07:02:27 boss exposure 4.0, file=3D232898, C > 07:03:59 boss exposure 30.0, file=3D232899, C > 07:05:59 boss exposure 4.0, file=3D232900, C >=20 > 12. move Blue focus rings by +15 degrees. >=20 > 13. Take a subset of data whith blue ring at their best foci = (+15,-30,+15) with > the script above. >=20 > 07:12:13 boss exposure 4.0, file=3D232901, C > 07:13:39 boss exposure 4.0, file=3D232902, C > 07:15:14 boss exposure 30.0, file=3D232903, C > 07:17:15 boss exposure 4.0, file=3D232904, C >=20 > 14. Run a sop collimateBoss to check if SP1 and SP2 have similar = residuals as > those you got in step 1).=20 >=20 > 07:19:20 boss exposure 4.0, file=3D232905, C > 07:20:31 boss exposure 4.0, file=3D232906, C > 07:22:05 sp1.motor.move=3D 33, 31, 34 > 07:22:09 sp2.motor.move=3D -633, -638, -630 > 07:22:15 Hartmann collimate output on cart #6 > sp1: offset: r=3D 0 (In Focus); b=3D -0.2 (In Focus)=20 > sp2: offset: r=3D 0 (In Focus); b=3D 3.9 (In Focus)=20 > sp1: pred. move: spAverageMove=3D 32 > sp2: pred. move: spAverageMove=3D -630 > sp1: pred. resid: r=3D -32, b=3D -0.1, txt=3D OK, spTemp =3D 3.1 > sp2: pred. resid: r=3D 630, b=3D 2.0, txt=3D OK, spTemp =3D 2.5 >=20 > Focus sweep complete! >=20 >=20 > ---- eBOSS Collimation Summary ---- >=20 > --- Hartmann --- > Time Inst r1 b1 move1 b1pred Tsp1 r2 b2 move2 = b2pred Tsp2 > -------------- ---------------------------- = ---------------------------- > 01:36 6-8940A 0 -7.3 1156 -3.6 3.1 1262 -2.0 946 = 1.0 2.6 > 03:21 6-8940A -1979 1.8 -1278 -2.2 3.1 -631 3.0 -788 = 0.5 2.5 > 03:35 6-8940A -989 49.2 -8336 23.0 3.2 0 1.0 -157 = 0.5 2.5 > 03:40 6-8940A ? ? ? ? 3.2 ? ? ? = ? 2.5 > 03:44 6-8940A 7916 -23.4 7685 0.7 3.2 0 1.0 -157 = 0.5 2.5 > 03:52 6-8940A 0 2.8 -449 1.4 3.2 0 1.0 -157 = 0.5 2.6 > 04:01 6-8940A 659 -1.2 522 0.4 3.2 315 0.0 157 = 0.5 2.6 > 06:15 6-8940A 0 0.8 -128 0.4 3.2 0 1.0 -157 = 0.5 2.6 > 07:21 6-8940A 0 -0.2 32 -0.1 3.1 0 3.9 -630 = 2.0 2.5 >=20 >=20 > ---- Telescope Status ---- >=20 >=20 > No interlocks bypassed >=20 > Status at:11:45Z > Telescope stowed at: 121.0, 30.0, 0.0 mount > Instrument mounted: cartridge =3D 6 =20 > Counterweights at: 423 =20 > LN2 autofill systems: Connected and turned on > 180L LN2 dewar scales: SP1 220.3 lbs, 22.4 psi > SP2 140.1 lbs, 16.7 psi >=20 >=20 >=20 >=20 > ---- Software Used ---- >=20 >=20 > STUI : 1.7.1b6 > alerts : trunk+svn66561 > apo : trunk+svn158476M > boss : v4_0 > -boss.specMec : 3.0.4 > gcamera : v2_1 > guider : v3_4 > hartmann : v1_4_5 > hub : Tag: sdss4_v3_0 > mcp : v6_6_18 > -mcp.plc : 34 > -mcp.azFiduci : v1_123 > -mcp.altFiduc : v1_123 > -mcp.rotFiduc : v1_123 > platedb : v2_4 > sop : v3_8_2 > tcc : 1.2.2 > apogee : not availble > apogeecal : not availble > apogeeql : v1_6_1 > APO-local : trunk >=20 > Setting up: idlspec2d Flavor: Linux64 = Version: v5_7_12 > Setting up: |elodie Flavor: Linux64 = Version: v1_3 > Setting up: |spinspect Flavor: Linux64 = Version: trunk > Setting up: |specflat Flavor: Linux64 = Version: v1_20 > Setting up: |speclog Flavor: Linux64 = Version: trunk > Setting up: |platelist Flavor: Linux64 = Version: trunk > Setting up: |sdss_python_module Flavor: Linux64 = Version: v1_6_7 > Setting up: |sqlalchemy Flavor: Linux64 = Version: 0.9.7 > Setting up: |psycopg2 Flavor: Linux64 = Version: 2.5.3 > Setting up: |idlutils Flavor: Linux64 = Version: v5_5_16 > Setting up: |idl Flavor: Linux64 = Version: 7.1 > Setting up: |dust Flavor: Linux64 = Version: v0_1 > Setting up: |photolog Flavor: Linux64 = Version: trunk > Setting up: actorcore Flavor: Linux64 = Version: v4_0 > Setting up: |opscore Flavor: Linux64 = Version: v2_4 > Setting up: |external Flavor: Linux64 = Version: v1_2_0 > Setting up: |actorkeys Flavor: Linux64 = Version: trunk > Setting up: |sdss3tools Flavor: Linux64 = Version: v1_7_13 > Setting up: |RO Flavor: Linux64 = Version: 3.6.9 >=20 >=20 > ---- Mirror Numbers ---- >=20 >=20 > PRIMARY: > -------- > Scale: 1.000000; >=20 > MIGS TONIGHT NOMINAL > Axial A: 0.135 0.135 > Axial B: 0.747 0.747 > Axial C: 0.192 0.192 > Trans D: 0.987 0.987 > Lateral E: 9.1313 9.1313 > Lateral F: 14.3002 14.3002 >=20 > GALILS > Commanded: 10250 -900 6850 16950 4850 5000 > Actual: 10250 -900 6850 16950 4850 5000 >=20 > SETMIR VALUES > PrimDesOrient: 0.0 3.12 -1.95 -106.75 -170.8 > PrimOrient: 0.0 3.04 -1.75 -107.3 -171.7 >=20 > SECONDARY: > ---------- >=20 > Focus: 0.0000 > Air temp: -0.5 > Altitude: 30.0 >=20 > MIGS TONIGHT NOMINAL > Axial A: -0.148 -0.148 > Axial B: -6.65 -6.65 > Axial C: -1.297 -1.297 > Trans D: -0.176 -0.176 >=20 > GALILS > Commanded: 1628950 1580800 1627200 -8200 -15650 > Actual: 1599787 1566818 1583208 -8200 -15650 >=20 > SETMIR VALUES > SecDesOrient: 1257.0 -2.03 -9.35 40.0 278.8 > SecOrient: 1256.26 -1.95 -9.94 40.02 278.26 >=20 >=20 >=20 > ____________________________________________________________ > Logs of Nightly APO Activities > = https://trac.sdss.org/tracmailman/browser/private/sloan-25mlog/index.html