Subject: Re: [sloan-25mlog 3227] 2.5m obslog 20161124 (SJD 57717)
From: Dan Long
Date: Fri, 25 Nov 2016 10:55:25 -0700
> On Nov 25, 2016, at 5:40 AM, elenam@apo.nmsu.edu wrote:
>=20
>=20
>                       APACHE POINT OBSERVATORY SDSS 2.5M
>=20
>                                 OBSERVING LOG
>                          Thursday November 24, 2016
>=20
>                                  (SJD 57717)
>=20
> ----  Observing Team ----
>=20
> Patrick Gaulme
> Elena Malanushenko
>=20
> Kaike Pan (afternoon)
>=20
>=20
> ---- Observing Summary ----
>=20
> It was clear sky, but strong wind (~45 mph) and bad seeing (3-5-6"). =20=
> We was closed for  4.3h because of wind. eBoss lost 4.3h.
>=20
> eBOSS plates exposed:
> cart  plate  exposures  Done?  FSonGTF  Seeing   Note
> 10    9211      7       no      yes      4.0"    ELG=20
> 16    7737      1       no      yes      5.8"     =20
> 15    8863      1       no      yes      3.5  =20
>=20
> ------=20
> Manga:=20
> cart plate  name  Manga   Apogee  Done? FSonGTF Seeing  Mis. Fnt=20
> 1   8937   *     2*NSE    6*AB   no      yes    4.0"    0    1=20
> 1   8937   *     1*NSE    1*AB   no      yes    4.0"    0    1 =20
> name=3DMJ118.64046+29.46931
>=20
>=20
> Notes to Engineers, developers:
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D
> M1 Mig numbers for B,C,D,E, and F are all read zero. Mig was rebooted =
twice, TPM
> was booted once. No change. However, both GALLIS and setMIR read =
correctly, and
> that M1 actually moves when scale changes. So M1 sounds working =
correctly, the
> problem might be wires to MIG.=20
>=20
    It looks as though the B primary MiG got itself into program mode =
(this keeps subsequent gauges from reading).  As observed, the MiGs do =
not play a role in mirror motion.  This independent check of mirror =
position will be restored when we have a chance to go into the PSS and =
reset it, most likely after the holiday weekend.
-Dan