Exposure
ID
GRAVI.2025-10-13T07:10:14.609_1
Header ID
GRAVI.2025-10-13T07:10:14.609
Date updated
2025-10-13 07:25:46 UTC+0000
Release date
2025-10-13 07:10:14 UTC+0000
UTC Start
2025-10-13 07:10:14.609
UTC End
2025-10-13 07:16:14.609
MJD Start
60961.2987802
MJD End
60961.302946866665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.008341
Ambient temperature (°C)
12.76
Seeing (arcsec)
0.515
Observation
ID
70932
Category
calibrator
Program ID
116.290L.001
Program Title
THE ORIGIN OF LARGE SCALE WIND VARIABILITY IN WOLF-RAYET STARS: ELUSIVE WIND STRUCTURES OR LOW-MASS COMPANIONS?
Program Type
Normal
PI / COI
DESHMUKH / CHENÉ / SANA / FROST / SHENAR / MÉRAND / DE PRINS / RICHARDSON / FABIANI
Target
ID
52639
Name
HD_49372
RA
101.84096
DEC
-20.30048
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.9410 46.1970 140.7000 140.8000
A0-J2 99.4840 101.5230 75.8000 76.6000
A0-J6 164.1490 164.2350 3.9760 4.9100
B5-J2 90.1350 91.4130 48.3000 49.6000
B5-J6 200.0750 200.0170 354.9150 355.6640
J2-J6 163.2680 163.7820 328.6050 328.8560
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.290L.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60961.2987802
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 49372
HIERARCH ESO INS SOBJ NAME HD_49372
RA 101.84096
DEC -20.30048
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 45.941
HIERARCH ESO ISS PBL12 END 46.197
HIERARCH ESO ISS PBLA12 START 140.7
HIERARCH ESO ISS PBLA12 END 140.8
HIERARCH ESO ISS PBL13 START 99.484
HIERARCH ESO ISS PBL13 END 101.523
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 76.6
HIERARCH ESO ISS PBL14 START 164.149
HIERARCH ESO ISS PBL14 END 164.235
HIERARCH ESO ISS PBLA14 START 3.976
HIERARCH ESO ISS PBLA14 END 4.91
HIERARCH ESO ISS PBL23 START 90.135
HIERARCH ESO ISS PBL23 END 91.413
HIERARCH ESO ISS PBLA23 START 48.3
HIERARCH ESO ISS PBLA23 END 49.6
HIERARCH ESO ISS PBL24 START 200.075
HIERARCH ESO ISS PBL24 END 200.017
HIERARCH ESO ISS PBLA24 START 354.915
HIERARCH ESO ISS PBLA24 END 355.664
HIERARCH ESO ISS PBL34 START 163.268
HIERARCH ESO ISS PBL34 END 163.782
HIERARCH ESO ISS PBLA34 START 328.605
HIERARCH ESO ISS PBLA34 END 328.856
HIERARCH ESO ISS AMBI TAU0 START 0.008041
HIERARCH ESO ISS AMBI TAU0 END 0.008641
HIERARCH ESO ISS AMBI TEMP 12.76
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.51