Exposure
ID
GRAVI.2025-11-02T03:16:56.827_1
Header ID
GRAVI.2025-11-02T03:16:56.827
Date updated
2025-11-02 03:25:54 UTC+0000
Release date
2025-11-02 03:16:56 UTC+0000
UTC Start
2025-11-02 03:16:56.827
UTC End
2025-11-02 03:18:32.827
MJD Start
60981.13676883
MJD End
60981.13787994111
Exposure time (s)
96.0
Validation level
1
Tau 0: Coherence time (s)
0.008565
Ambient temperature (°C)
12.04
Seeing (arcsec)
0.39
Observation
ID
71084
Category
calibrator
Program ID
116.28NC.001
Program Title
GRAVITY-GAIA DR4 EXOPLANET SURVEY IN NEARBY LOW-MASS BINARY SYSTEMS
Program Type
Normal
PI / COI
KERVELLA / GALLENNE / ARENOU / BEICHMAN / BOURDAROT / LACOUR / MENDEZ / MÉRAND / NOWAK
Target
ID
52764
Name
HD_36584A
RA
81.743132
DEC
-68.62283
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-COMBINED
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 70.5510 70.7260 49.6000 50.3000
A0-J2 120.6980 120.7980 32.3000 33.0000
A0-K0 127.8140 127.8230 19.7280 20.3300
G1-J2 57.2750 57.2660 10.9000 11.5000
G1-K0 75.3070 75.3350 351.9430 352.3810
J2-K0 28.1730 28.2950 310.5790 310.9580
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NC.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,DUAL
MJD-OBS 60981.13676883
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 36584A
HIERARCH ESO INS SOBJ NAME HD_36584A
RA 81.743132
DEC -68.62283
HIERARCH ESO INS SPEC RES LOW
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 153.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 320
HIERARCH ESO ISS PBL12 START 70.551
HIERARCH ESO ISS PBL12 END 70.726
HIERARCH ESO ISS PBLA12 START 49.6
HIERARCH ESO ISS PBLA12 END 50.3
HIERARCH ESO ISS PBL13 START 120.698
HIERARCH ESO ISS PBL13 END 120.798
HIERARCH ESO ISS PBLA13 START 32.3
HIERARCH ESO ISS PBLA13 END 33.0
HIERARCH ESO ISS PBL14 START 127.814
HIERARCH ESO ISS PBL14 END 127.823
HIERARCH ESO ISS PBLA14 START 19.728
HIERARCH ESO ISS PBLA14 END 20.33
HIERARCH ESO ISS PBL23 START 57.275
HIERARCH ESO ISS PBL23 END 57.266
HIERARCH ESO ISS PBLA23 START 10.9
HIERARCH ESO ISS PBLA23 END 11.5
HIERARCH ESO ISS PBL24 START 75.307
HIERARCH ESO ISS PBL24 END 75.335
HIERARCH ESO ISS PBLA24 START 351.943
HIERARCH ESO ISS PBLA24 END 352.381
HIERARCH ESO ISS PBL34 START 28.173
HIERARCH ESO ISS PBL34 END 28.295
HIERARCH ESO ISS PBLA34 START 310.579
HIERARCH ESO ISS PBLA34 END 310.958
HIERARCH ESO ISS AMBI TAU0 START 0.008631
HIERARCH ESO ISS AMBI TAU0 END 0.008499
HIERARCH ESO ISS AMBI TEMP 12.04
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39
HIERARCH ESO FT ROBJ NAME HD_36584A
HIERARCH ESO FT ROBJ ALPHA 052659.803
HIERARCH ESO FT ROBJ DELTA -683721.132