Exposure
ID
GRAVI.2025-07-22T05:27:09.070_1
Header ID
GRAVI.2025-07-22T05:27:09.070
Date updated
2025-07-22 05:40:54 UTC+0000
Release date
2025-07-22 05:27:09 UTC+0000
UTC Start
2025-07-22 05:27:09.070
UTC End
2025-07-22 05:29:49.070
MJD Start
60878.22718831
MJD End
60878.22904016185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.010242000000000001
Ambient temperature (°C)
14.41
Seeing (arcsec)
0.485
Observation
ID
68910
Category
calibrator
Program ID
113.26BP.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
Program Type
Normal
PI / COI
GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
ID
51273
Name
HR_7216
RA
285.716925
DEC
19.661
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 68.3710 67.6680 104.5000 104.4000
A0-J2 116.1200 115.4270 83.0000 82.7000
A0-K0 126.1140 125.8610 67.6490 67.3510
G1-J2 58.1720 58.1950 57.5000 57.3000
G1-K0 82.3370 82.6140 37.7780 37.7750
J2-K0 33.8470 33.8660 2.3340 2.8010
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60878.22718831
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR7216
HIERARCH ESO INS SOBJ NAME HR_7216
RA 285.716925
DEC 19.661
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 68.371
HIERARCH ESO ISS PBL12 END 67.668
HIERARCH ESO ISS PBLA12 START 104.5
HIERARCH ESO ISS PBLA12 END 104.4
HIERARCH ESO ISS PBL13 START 116.12
HIERARCH ESO ISS PBL13 END 115.427
HIERARCH ESO ISS PBLA13 START 83.0
HIERARCH ESO ISS PBLA13 END 82.7
HIERARCH ESO ISS PBL14 START 126.114
HIERARCH ESO ISS PBL14 END 125.861
HIERARCH ESO ISS PBLA14 START 67.649
HIERARCH ESO ISS PBLA14 END 67.351
HIERARCH ESO ISS PBL23 START 58.172
HIERARCH ESO ISS PBL23 END 58.195
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 82.337
HIERARCH ESO ISS PBL24 END 82.614
HIERARCH ESO ISS PBLA24 START 37.778
HIERARCH ESO ISS PBLA24 END 37.775
HIERARCH ESO ISS PBL34 START 33.847
HIERARCH ESO ISS PBL34 END 33.866
HIERARCH ESO ISS PBLA34 START 2.334
HIERARCH ESO ISS PBLA34 END 2.801
HIERARCH ESO ISS AMBI TAU0 START 0.010819
HIERARCH ESO ISS AMBI TAU0 END 0.009665
HIERARCH ESO ISS AMBI TEMP 14.41
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.5