Exposure
ID
GRAVI.2025-10-13T07:16:50.625_1
Header ID
GRAVI.2025-10-13T07:16:50.625
Date updated
2025-10-13 07:31:06 UTC+0000
Release date
2025-10-13 07:16:50 UTC+0000
UTC Start
2025-10-13 07:16:50.625
UTC End
2025-10-13 07:22:50.625
MJD Start
60961.30336372
MJD End
60961.307530386664
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.007462
Ambient temperature (°C)
12.74
Seeing (arcsec)
0.585
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 46.2080 46.4500 140.8000 141.0000
A0-J2 101.6080 103.5870 76.7000 77.5000
A0-J6 164.2390 164.3420 4.9490 5.8790
B5-J2 91.4670 92.7320 49.6000 50.8000
B5-J6 200.0140 199.9660 355.6960 356.4480
J2-J6 163.8030 164.2830 328.8670 329.1360
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 60961.30336372
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 46.208
HIERARCH ESO ISS PBL12 END 46.45
HIERARCH ESO ISS PBLA12 START 140.8
HIERARCH ESO ISS PBLA12 END 141.0
HIERARCH ESO ISS PBL13 START 101.608
HIERARCH ESO ISS PBL13 END 103.587
HIERARCH ESO ISS PBLA13 START 76.7
HIERARCH ESO ISS PBLA13 END 77.5
HIERARCH ESO ISS PBL14 START 164.239
HIERARCH ESO ISS PBL14 END 164.342
HIERARCH ESO ISS PBLA14 START 4.949
HIERARCH ESO ISS PBLA14 END 5.879
HIERARCH ESO ISS PBL23 START 91.467
HIERARCH ESO ISS PBL23 END 92.732
HIERARCH ESO ISS PBLA23 START 49.6
HIERARCH ESO ISS PBLA23 END 50.8
HIERARCH ESO ISS PBL24 START 200.014
HIERARCH ESO ISS PBL24 END 199.966
HIERARCH ESO ISS PBLA24 START 355.696
HIERARCH ESO ISS PBLA24 END 356.448
HIERARCH ESO ISS PBL34 START 163.803
HIERARCH ESO ISS PBL34 END 164.283
HIERARCH ESO ISS PBLA34 START 328.867
HIERARCH ESO ISS PBLA34 END 329.136
HIERARCH ESO ISS AMBI TAU0 START 0.008641
HIERARCH ESO ISS AMBI TAU0 END 0.006283
HIERARCH ESO ISS AMBI TEMP 12.74
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.66