Exposure
ID
GRAVI.2018-04-18T09:16:07.912_1
Header ID
GRAVI.2018-04-18T09:16:07.912
Date updated
2018-04-18 09:31:51 UTC+0000
Release date
2019-04-18 09:31:51 UTC+0000
UTC Start
2018-04-18 09:16:07.912
UTC End
2018-04-18 09:21:07.912
MJD Start
58226.38620268
MJD End
58226.3896749022
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.011178
Ambient temperature (°C)
12.57
Seeing (arcsec)
0.46
Observation
ID
41674
Category
science
Program ID
0101.D-0807(C)
Program Title
EXPLORING THE ORIGIN OF THE UNUSUALLY EXTENDED DISK HOLE AROUND A POST-AGB BINARY
Program Type
Normal
PI / COI
KLUSKA/ VAN WINCKEL/ MIN
Target
ID
31428
Name
AC_Her
RA
277.567649
DEC
21.86683
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3290 68.3300 272.1000 272.1000
K0-D0 92.2270 92.2480 257.5000 257.5000
K0-J3 44.1310 44.1140 322.7500 322.7610
G2-D0 31.2360 31.2500 224.2000 224.2000
G2-J3 52.8520 52.8760 51.8690 51.8700
D0-J3 83.9110 83.9490 49.0150 49.0190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0101.D-0807(C)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 58226.38620268
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME AC_Her
HIERARCH ESO INS SOBJ NAME AC_Her
RA 277.567649
DEC 21.86683
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 68.329
HIERARCH ESO ISS PBL12 END 68.33
HIERARCH ESO ISS PBLA12 START 272.1
HIERARCH ESO ISS PBLA12 END 272.1
HIERARCH ESO ISS PBL13 START 92.227
HIERARCH ESO ISS PBL13 END 92.248
HIERARCH ESO ISS PBLA13 START 257.5
HIERARCH ESO ISS PBLA13 END 257.5
HIERARCH ESO ISS PBL14 START 44.131
HIERARCH ESO ISS PBL14 END 44.114
HIERARCH ESO ISS PBLA14 START 322.75
HIERARCH ESO ISS PBLA14 END 322.761
HIERARCH ESO ISS PBL23 START 31.236
HIERARCH ESO ISS PBL23 END 31.25
HIERARCH ESO ISS PBLA23 START 224.2
HIERARCH ESO ISS PBLA23 END 224.2
HIERARCH ESO ISS PBL24 START 52.852
HIERARCH ESO ISS PBL24 END 52.876
HIERARCH ESO ISS PBLA24 START 51.869
HIERARCH ESO ISS PBLA24 END 51.87
HIERARCH ESO ISS PBL34 START 83.911
HIERARCH ESO ISS PBL34 END 83.949
HIERARCH ESO ISS PBLA34 START 49.015
HIERARCH ESO ISS PBLA34 END 49.019
HIERARCH ESO ISS AMBI TAU0 START 0.011178
HIERARCH ESO ISS AMBI TAU0 END 0.011178
HIERARCH ESO ISS AMBI TEMP 12.57
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46