Exposure
ID
GRAVI.2025-01-07T04:55:39.346_1
Header ID
GRAVI.2025-01-07T04:55:39.346
Date updated
2025-01-07 05:10:35 UTC+0000
Release date
2025-01-07 04:55:39 UTC+0000
UTC Start
2025-01-07 04:55:39.346
UTC End
2025-01-07 05:01:39.346
MJD Start
60682.2053165
MJD End
60682.20948316667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.006787
Ambient temperature (°C)
15.44
Seeing (arcsec)
0.74
Observation
ID
63107
Category
calibrator
Program ID
114.27PY.001
Program Title
IS THE STELLAR QUADRUPLE HD 74438 A CANDIDATE PROGENITOR OF SN IA?
Program Type
Normal
PI / COI
MERLE / JORISSEN / LIBERT / MÉRAND / PALADINI / VAN ECK
Target
ID
47017
Name
HD_71950
RA
137.814953
DEC
-36.20879
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 44.8290 45.0940 140.0000 140.6000
A0-J2 119.3360 120.3820 75.8000 76.9000
A0-J6 169.4570 169.4110 12.4920 13.3630
B5-J2 107.7020 108.2400 53.8000 54.9000
B5-J6 199.9560 199.9280 2.2530 3.0150
J2-J6 157.4400 158.0790 329.8710 330.4060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27PY.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60682.2053165
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 79150
HIERARCH ESO INS SOBJ NAME HD_71950
RA 137.814953
DEC -36.20879
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 36
HIERARCH ESO ISS PBL12 START 44.829
HIERARCH ESO ISS PBL12 END 45.094
HIERARCH ESO ISS PBLA12 START 140.0
HIERARCH ESO ISS PBLA12 END 140.6
HIERARCH ESO ISS PBL13 START 119.336
HIERARCH ESO ISS PBL13 END 120.382
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 76.9
HIERARCH ESO ISS PBL14 START 169.457
HIERARCH ESO ISS PBL14 END 169.411
HIERARCH ESO ISS PBLA14 START 12.492
HIERARCH ESO ISS PBLA14 END 13.363
HIERARCH ESO ISS PBL23 START 107.702
HIERARCH ESO ISS PBL23 END 108.24
HIERARCH ESO ISS PBLA23 START 53.8
HIERARCH ESO ISS PBLA23 END 54.9
HIERARCH ESO ISS PBL24 START 199.956
HIERARCH ESO ISS PBL24 END 199.928
HIERARCH ESO ISS PBLA24 START 2.253
HIERARCH ESO ISS PBLA24 END 3.015
HIERARCH ESO ISS PBL34 START 157.44
HIERARCH ESO ISS PBL34 END 158.079
HIERARCH ESO ISS PBLA34 START 329.871
HIERARCH ESO ISS PBLA34 END 330.406
HIERARCH ESO ISS AMBI TAU0 START 0.007108
HIERARCH ESO ISS AMBI TAU0 END 0.006466
HIERARCH ESO ISS AMBI TEMP 15.44
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74