Exposure
ID
GRAVI.2024-09-16T08:01:27.767_1
Header ID
GRAVI.2024-09-16T08:01:27.767
Date updated
2024-09-16 08:10:41 UTC+0000
Release date
2024-09-16 08:01:27 UTC+0000
UTC Start
2024-09-16 08:01:27.767
UTC End
2024-09-16 08:05:27.767
MJD Start
60569.33434915
MJD End
60569.33712692778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0045775
Ambient temperature (°C)
15.07
Seeing (arcsec)
0.51
Observation
ID
60778
Category
calibrator
Program ID
114.27DS.001
Program Title
COMPLETING THE VLTI/GRAVITY MULTIPLICITY SURVEY OF NEARBY A-TYPE STARS WITH HIGH GAIA-HIPPARCOS ACCELERATIONS
Program Type
Normal
PI / COI
WAISBERG / KLEIN / KATZ
Target
ID
45210
Name
HD31721
RA
73.782407
DEC
-54.43089
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.5320 79.9930 91.2000 92.0000
A0-J2 123.2650 123.6500 68.9000 69.9000
A0-K0 127.4700 127.5620 50.5950 51.4910
G1-J2 58.0650 58.0340 37.7000 38.5000
G1-K0 84.7210 84.6420 12.9500 13.5860
J2-K0 40.1970 40.3170 335.7060 336.1850
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27DS.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60569.33434915
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 31721
HIERARCH ESO INS SOBJ NAME HD31721
RA 73.782407
DEC -54.43089
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 79.532
HIERARCH ESO ISS PBL12 END 79.993
HIERARCH ESO ISS PBLA12 START 91.2
HIERARCH ESO ISS PBLA12 END 92.0
HIERARCH ESO ISS PBL13 START 123.265
HIERARCH ESO ISS PBL13 END 123.65
HIERARCH ESO ISS PBLA13 START 68.9
HIERARCH ESO ISS PBLA13 END 69.9
HIERARCH ESO ISS PBL14 START 127.47
HIERARCH ESO ISS PBL14 END 127.562
HIERARCH ESO ISS PBLA14 START 50.595
HIERARCH ESO ISS PBLA14 END 51.491
HIERARCH ESO ISS PBL23 START 58.065
HIERARCH ESO ISS PBL23 END 58.034
HIERARCH ESO ISS PBLA23 START 37.7
HIERARCH ESO ISS PBLA23 END 38.5
HIERARCH ESO ISS PBL24 START 84.721
HIERARCH ESO ISS PBL24 END 84.642
HIERARCH ESO ISS PBLA24 START 12.95
HIERARCH ESO ISS PBLA24 END 13.586
HIERARCH ESO ISS PBL34 START 40.197
HIERARCH ESO ISS PBL34 END 40.317
HIERARCH ESO ISS PBLA34 START 335.706
HIERARCH ESO ISS PBLA34 END 336.185
HIERARCH ESO ISS AMBI TAU0 START 0.004648
HIERARCH ESO ISS AMBI TAU0 END 0.004507
HIERARCH ESO ISS AMBI TEMP 15.07
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.48