Exposure
ID
GRAVI.2024-09-05T07:46:04.894_1
Header ID
GRAVI.2024-09-05T07:46:04.894
Date updated
2024-09-05 07:55:39 UTC+0000
Release date
2025-09-05 07:55:39 UTC+0000
UTC Start
2024-09-05 07:46:04.894
UTC End
2024-09-05 07:48:44.894
MJD Start
60558.32366775
MJD End
60558.32551960186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005815000000000001
Ambient temperature (°C)
15.88
Seeing (arcsec)
0.545
Observation
ID
60611
Category
science
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
45053
Name
HD_1271
RA
4.194588
DEC
-46.57454
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 90.0500 89.9920 133.4000 134.0000
A0-J2 123.7760 123.4760 112.5000 113.1000
A0-K0 116.0500 115.5790 90.9030 91.4280
G1-J2 51.0120 50.7770 73.5000 74.0000
G1-K0 78.5750 78.3230 40.1320 40.4350
J2-K0 45.6590 45.6540 2.1610 2.4990
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.272P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60558.32366775
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 1271
HIERARCH ESO INS SOBJ NAME HD_1271
RA 4.194588
DEC -46.57454
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 90.05
HIERARCH ESO ISS PBL12 END 89.992
HIERARCH ESO ISS PBLA12 START 133.4
HIERARCH ESO ISS PBLA12 END 134.0
HIERARCH ESO ISS PBL13 START 123.776
HIERARCH ESO ISS PBL13 END 123.476
HIERARCH ESO ISS PBLA13 START 112.5
HIERARCH ESO ISS PBLA13 END 113.1
HIERARCH ESO ISS PBL14 START 116.05
HIERARCH ESO ISS PBL14 END 115.579
HIERARCH ESO ISS PBLA14 START 90.903
HIERARCH ESO ISS PBLA14 END 91.428
HIERARCH ESO ISS PBL23 START 51.012
HIERARCH ESO ISS PBL23 END 50.777
HIERARCH ESO ISS PBLA23 START 73.5
HIERARCH ESO ISS PBLA23 END 74.0
HIERARCH ESO ISS PBL24 START 78.575
HIERARCH ESO ISS PBL24 END 78.323
HIERARCH ESO ISS PBLA24 START 40.132
HIERARCH ESO ISS PBLA24 END 40.435
HIERARCH ESO ISS PBL34 START 45.659
HIERARCH ESO ISS PBL34 END 45.654
HIERARCH ESO ISS PBLA34 START 2.161
HIERARCH ESO ISS PBLA34 END 2.499
HIERARCH ESO ISS AMBI TAU0 START 0.005537
HIERARCH ESO ISS AMBI TAU0 END 0.006093
HIERARCH ESO ISS AMBI TEMP 15.88
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.55