Night report 2017-08-30
Observers: David Homan, Joe Lyman
TAT: Joe Anderson
Support team: Lluís Galbany
Calibrations: biases, dome arcs+flats
Conditions: cloudy at start, largely dispersing by 01:00 but then returning for 2nd half of night; seeing erratic, mainly around 1.5"
Non-detections of ATLAS17jyf, jym and jyn
UT Target Type Comment
23:00 PS17egl followup K band
00:30 switch to EFOSC
00:35 LTT7379 standard
01:00 AT2017gjd classification Ia ~peak/slightly before.
01:10 AT2017gah followup g11 + g16
01:55 AT2017jym classification very faint diffuse object in acq - likely the host. if there is something on top of galaxy it was too faint to expect to get a spectrum.
02:00 AT2017jyn classification nothing visible at position, even in deeper acq
02:10 mirror alignment
02:15 AT2017jyf classification nothing visible in acq
02:20 OGLE17ojj classification galaxy
02:55 AT2017ghm classification v noisy, Ia?
03:10 clouds rolling in
03:25 OGLE17nfr classification just noise
04:00 ATLAS17jsb followup couldn't find in acq due to clouds
04:25 dome closed
06:35 dome opened
06:45 ATLAS17jsb followup g13
07:25 repayment for other program
07:50 Feige110 standard
08:15 AT2017fzw followup g11+g16 - some trouble with guiding system during acq, had to reboot, didn't work
08:40 switch to SOFI
08:55 AT2017gci followup JHK. clouds returned - J band +1/2 of H affected. J and a short H OB repeated in twilight.