Exposure
ID
GRAVI.2024-01-23T08:55:49.022_1
Header ID
GRAVI.2024-01-23T08:55:49.022
Date updated
2024-01-23 10:11:34 UTC+0000
Release date
2025-01-23 10:11:33 UTC+0000
UTC Start
2024-01-23 08:55:49.022
UTC End
2024-01-23 09:02:29.022
MJD Start
60332.37209516
MJD End
60332.3767247896
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0097175
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.47
Observation
ID
58270
Category
science
Program ID
111.24JN.003
Program Title
ELUCIDATING THE EVOLUTIONARY CONNECTIONS BETWEEN NITROGEN- AND CARBON-RICH WOLF-RAYET STARS
Program Type
Normal
PI / COI
SANA/ SHENAR/ BODENSTEINER/ BORDIER/ DSILVA/ FROST/ LANGER/ LE BOUQUIN/ MAHY/ MÉRAND/ PATRICK/ REGGIANI/ TRAMPER/ VILLASEÑOR
Target
ID
43144
Name
WR_57
RA
205.812314
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 82.0050 82.4410 91.3000 92.9000
A0-J2 127.4060 127.6380 73.0000 74.6000
A0-K0 127.3660 127.2370 57.3960 58.9570
G1-J2 55.8050 55.6640 45.6000 47.0000
G1-K0 74.8530 74.6480 19.7680 20.9420
J2-K0 34.5900 34.7520 335.1410 336.1450
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JN.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60332.37209516
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME WR_57
HIERARCH ESO INS SOBJ NAME WR_57
RA 205.812314
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 82.005
HIERARCH ESO ISS PBL12 END 82.441
HIERARCH ESO ISS PBLA12 START 91.3
HIERARCH ESO ISS PBLA12 END 92.9
HIERARCH ESO ISS PBL13 START 127.406
HIERARCH ESO ISS PBL13 END 127.638
HIERARCH ESO ISS PBLA13 START 73.0
HIERARCH ESO ISS PBLA13 END 74.6
HIERARCH ESO ISS PBL14 START 127.366
HIERARCH ESO ISS PBL14 END 127.237
HIERARCH ESO ISS PBLA14 START 57.396
HIERARCH ESO ISS PBLA14 END 58.957
HIERARCH ESO ISS PBL23 START 55.805
HIERARCH ESO ISS PBL23 END 55.664
HIERARCH ESO ISS PBLA23 START 45.6
HIERARCH ESO ISS PBLA23 END 47.0
HIERARCH ESO ISS PBL24 START 74.853
HIERARCH ESO ISS PBL24 END 74.648
HIERARCH ESO ISS PBLA24 START 19.768
HIERARCH ESO ISS PBLA24 END 20.942
HIERARCH ESO ISS PBL34 START 34.59
HIERARCH ESO ISS PBL34 END 34.752
HIERARCH ESO ISS PBLA34 START 335.141
HIERARCH ESO ISS PBLA34 END 336.145
HIERARCH ESO ISS AMBI TAU0 START 0.009492
HIERARCH ESO ISS AMBI TAU0 END 0.009943
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47