Exposure
ID
GRAVI.2025-10-15T06:47:13.811_1
Header ID
GRAVI.2025-10-15T06:47:13.811
Date updated
2025-10-15 07:01:04 UTC+0000
Release date
2026-10-15 07:01:04 UTC+0000
UTC Start
2025-10-15 06:47:13.811
UTC End
2025-10-15 06:53:13.811
MJD Start
60963.28279874
MJD End
60963.28696540667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.008705500000000001
Ambient temperature (°C)
12.14
Seeing (arcsec)
0.5449999999999999
Observation
ID
70931
Category
science
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
52638
Name
HD_50896
RA
103.553104
DEC
-23.92832
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 43.9940 44.3280 139.2000 139.4000
A0-J2 93.8310 95.9000 69.3000 70.4000
A0-J6 166.4230 166.4400 0.6910 1.6160
B5-J2 88.9180 90.0560 41.6000 43.0000
B5-J6 201.5080 201.4680 352.3810 353.1100
J2-J6 158.4600 159.2000 327.2380 327.4590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.290L.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60963.28279874
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 50896
HIERARCH ESO INS SOBJ NAME HD_50896
RA 103.553104
DEC -23.92832
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 43.994
HIERARCH ESO ISS PBL12 END 44.328
HIERARCH ESO ISS PBLA12 START 139.2
HIERARCH ESO ISS PBLA12 END 139.4
HIERARCH ESO ISS PBL13 START 93.831
HIERARCH ESO ISS PBL13 END 95.9
HIERARCH ESO ISS PBLA13 START 69.3
HIERARCH ESO ISS PBLA13 END 70.4
HIERARCH ESO ISS PBL14 START 166.423
HIERARCH ESO ISS PBL14 END 166.44
HIERARCH ESO ISS PBLA14 START 0.691
HIERARCH ESO ISS PBLA14 END 1.616
HIERARCH ESO ISS PBL23 START 88.918
HIERARCH ESO ISS PBL23 END 90.056
HIERARCH ESO ISS PBLA23 START 41.6
HIERARCH ESO ISS PBLA23 END 43.0
HIERARCH ESO ISS PBL24 START 201.508
HIERARCH ESO ISS PBL24 END 201.468
HIERARCH ESO ISS PBLA24 START 352.381
HIERARCH ESO ISS PBLA24 END 353.11
HIERARCH ESO ISS PBL34 START 158.46
HIERARCH ESO ISS PBL34 END 159.2
HIERARCH ESO ISS PBLA34 START 327.238
HIERARCH ESO ISS PBLA34 END 327.459
HIERARCH ESO ISS AMBI TAU0 START 0.009492
HIERARCH ESO ISS AMBI TAU0 END 0.007919
HIERARCH ESO ISS AMBI TEMP 12.14
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.59