Exposure
ID
GRAVI.2025-03-20T04:52:13.905_1
Header ID
GRAVI.2025-03-20T04:52:13.905
Date updated
2025-03-20 05:05:55 UTC+0000
Release date
2026-03-20 05:05:55 UTC+0000
UTC Start
2025-03-20 04:52:13.905
UTC End
2025-03-20 04:58:53.905
MJD Start
60754.20293871
MJD End
60754.207568339625
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004864
Ambient temperature (°C)
16.18
Seeing (arcsec)
0.56
Observation
ID
65712
Category
science
Program ID
115.28EZ.001
Program Title
ENIGMATIC SURROUNDINGS OF WR 57: A PILOT IMAGE RECONSTRUCTION STUDY WITH VLTI/GRAVITY
Program Type
Normal
PI / COI
DESHMUKH / DE PRINS / BORDIER / SANDER / SANA / LEFEVER / MÉRAND
Target
ID
48433
Name
WR_57
RA
205.812308
DEC
-67.40141
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 80.6420 81.1130 86.5000 88.1000
A0-J2 126.6390 126.9100 68.1000 69.8000
A0-K0 127.6670 127.5780 52.7350 54.3110
G1-J2 56.1800 56.0590 41.2000 42.7000
G1-K0 75.3800 75.2120 16.2700 17.4520
J2-K0 34.0590 34.2430 332.1520 333.1580
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28EZ.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60754.20293871
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 119078
HIERARCH ESO INS SOBJ NAME WR_57
RA 205.812308
DEC -67.40141
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 80.642
HIERARCH ESO ISS PBL12 END 81.113
HIERARCH ESO ISS PBLA12 START 86.5
HIERARCH ESO ISS PBLA12 END 88.1
HIERARCH ESO ISS PBL13 START 126.639
HIERARCH ESO ISS PBL13 END 126.91
HIERARCH ESO ISS PBLA13 START 68.1
HIERARCH ESO ISS PBLA13 END 69.8
HIERARCH ESO ISS PBL14 START 127.667
HIERARCH ESO ISS PBL14 END 127.578
HIERARCH ESO ISS PBLA14 START 52.735
HIERARCH ESO ISS PBLA14 END 54.311
HIERARCH ESO ISS PBL23 START 56.18
HIERARCH ESO ISS PBL23 END 56.059
HIERARCH ESO ISS PBLA23 START 41.2
HIERARCH ESO ISS PBLA23 END 42.7
HIERARCH ESO ISS PBL24 START 75.38
HIERARCH ESO ISS PBL24 END 75.212
HIERARCH ESO ISS PBLA24 START 16.27
HIERARCH ESO ISS PBLA24 END 17.452
HIERARCH ESO ISS PBL34 START 34.059
HIERARCH ESO ISS PBL34 END 34.243
HIERARCH ESO ISS PBLA34 START 332.152
HIERARCH ESO ISS PBLA34 END 333.158
HIERARCH ESO ISS AMBI TAU0 START 0.005036
HIERARCH ESO ISS AMBI TAU0 END 0.004692
HIERARCH ESO ISS AMBI TEMP 16.18
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.58