Date: Sat, 24 Aug 2024 07:03:59 -0600
Subject: Re: [sloan-25mlog 7378] 2.5m obslog 20240823 (SJD 60546)
From: "Daniel Oravetz"
Hi Dmitry,
> - Attention to John Donor and to the planning team.
>   Our schedule for tonight suggest the the total observing time is 9.8
> hours:
>
>   Fri 23 Aug 2024 60546 ... dark until 04:11( 1.4 h),  bright( 8.4 h, w/
> 1.0 h for 8 deg design)
>   Yesterday, when the night was entirely bright, its duration was 9.4
> hours.
>   The addition of the 0.4 hours when moving 1 day towards the dark time
> doesn't look correct.
>   Please check if the schedule table is consistent between the dark and
> bright time.
I noticed something similar a couple of nights ago when it was full bright
time: the accounting went from 9.4, to 8.4, and back to 9.4 (see below). I
just assumed it was a one-off, but since you noticed something similar it
seems worth mentioning.
Mon 19 Aug 2024    60542   1.00   02:39   02:55  11:18    17:47  02:12
Night   bright ( 9.4 h)
Tue 20 Aug 2024    60543   0.97   02:38   02:53  11:19    17:50  02:17
Day     bright ( 8.4 h))
Wed 21 Aug 2024    60544   0.91   02:36   02:52  11:20    17:52  02:21
---     bright ( 9.4h)