Exposure
ID
GRAVI.2025-03-20T04:45:01.886_1
Header ID
GRAVI.2025-03-20T04:45:01.886
Date updated
2025-03-20 05:00:48 UTC+0000
Release date
2026-03-20 05:00:48 UTC+0000
UTC Start
2025-03-20 04:45:01.886
UTC End
2025-03-20 04:51:41.886
MJD Start
60754.1979385
MJD End
60754.20256812963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0055775
Ambient temperature (°C)
16.16
Seeing (arcsec)
0.505
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 80.1430 80.6240 84.8000 86.4000
A0-J2 126.3450 126.6280 66.4000 68.1000
A0-K0 127.7460 127.6700 51.0970 52.6750
G1-J2 56.2970 56.1840 39.7000 41.2000
G1-K0 75.5430 75.3870 15.0430 16.2250
J2-K0 33.8600 34.0520 331.1080 332.1130
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 60754.1979385
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 80.143
HIERARCH ESO ISS PBL12 END 80.624
HIERARCH ESO ISS PBLA12 START 84.8
HIERARCH ESO ISS PBLA12 END 86.4
HIERARCH ESO ISS PBL13 START 126.345
HIERARCH ESO ISS PBL13 END 126.628
HIERARCH ESO ISS PBLA13 START 66.4
HIERARCH ESO ISS PBLA13 END 68.1
HIERARCH ESO ISS PBL14 START 127.746
HIERARCH ESO ISS PBL14 END 127.67
HIERARCH ESO ISS PBLA14 START 51.097
HIERARCH ESO ISS PBLA14 END 52.675
HIERARCH ESO ISS PBL23 START 56.297
HIERARCH ESO ISS PBL23 END 56.184
HIERARCH ESO ISS PBLA23 START 39.7
HIERARCH ESO ISS PBLA23 END 41.2
HIERARCH ESO ISS PBL24 START 75.543
HIERARCH ESO ISS PBL24 END 75.387
HIERARCH ESO ISS PBLA24 START 15.043
HIERARCH ESO ISS PBLA24 END 16.225
HIERARCH ESO ISS PBL34 START 33.86
HIERARCH ESO ISS PBL34 END 34.052
HIERARCH ESO ISS PBLA34 START 331.108
HIERARCH ESO ISS PBLA34 END 332.113
HIERARCH ESO ISS AMBI TAU0 START 0.006119
HIERARCH ESO ISS AMBI TAU0 END 0.005036
HIERARCH ESO ISS AMBI TEMP 16.16
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.54