Exposure
ID
GRAVI.2024-09-03T04:07:07.273_1
Header ID
GRAVI.2024-09-03T04:07:07.273
Date updated
2024-09-03 04:15:34 UTC+0000
Release date
2024-09-03 04:07:07 UTC+0000
UTC Start
2024-09-03 04:07:07.273
UTC End
2024-09-03 04:09:47.273
MJD Start
60556.17161196
MJD End
60556.17346381186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006651
Ambient temperature (°C)
15.32
Seeing (arcsec)
0.54
Observation
ID
60531
Category
calibrator
Program ID
114.272P.001
Program Title
PRECISION MASSES AND ORBITS OF A-TYPE GAIA BINARIES
Program Type
Normal
PI / COI
GARDNER / KRAUS / LU
Target
ID
44973
Name
HD_220827
RA
351.760121
DEC
-21.21999
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.8840 88.1140 110.2000 110.4000
A0-J2 123.8930 124.3110 86.3000 86.6000
A0-K0 122.6590 123.0330 63.5510 63.8940
G1-J2 56.2270 56.3540 47.0000 47.4000
G1-K0 89.2510 89.3040 17.8350 18.1970
J2-K0 48.6490 48.6490 343.5030 343.7580
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.272P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60556.17161196
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 220827
HIERARCH ESO INS SOBJ NAME HD_220827
RA 351.760121
DEC -21.21999
HIERARCH ESO INS SPEC RES MEDIUM
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 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 87.884
HIERARCH ESO ISS PBL12 END 88.114
HIERARCH ESO ISS PBLA12 START 110.2
HIERARCH ESO ISS PBLA12 END 110.4
HIERARCH ESO ISS PBL13 START 123.893
HIERARCH ESO ISS PBL13 END 124.311
HIERARCH ESO ISS PBLA13 START 86.3
HIERARCH ESO ISS PBLA13 END 86.6
HIERARCH ESO ISS PBL14 START 122.659
HIERARCH ESO ISS PBL14 END 123.033
HIERARCH ESO ISS PBLA14 START 63.551
HIERARCH ESO ISS PBLA14 END 63.894
HIERARCH ESO ISS PBL23 START 56.227
HIERARCH ESO ISS PBL23 END 56.354
HIERARCH ESO ISS PBLA23 START 47.0
HIERARCH ESO ISS PBLA23 END 47.4
HIERARCH ESO ISS PBL24 START 89.251
HIERARCH ESO ISS PBL24 END 89.304
HIERARCH ESO ISS PBLA24 START 17.835
HIERARCH ESO ISS PBLA24 END 18.197
HIERARCH ESO ISS PBL34 START 48.649
HIERARCH ESO ISS PBL34 END 48.649
HIERARCH ESO ISS PBLA34 START 343.503
HIERARCH ESO ISS PBLA34 END 343.758
HIERARCH ESO ISS AMBI TAU0 START 0.006651
HIERARCH ESO ISS AMBI TAU0 END 0.006651
HIERARCH ESO ISS AMBI TEMP 15.32
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54