Exposure
ID
GRAVI.2023-05-24T04:02:51.517_1
Header ID
GRAVI.2023-05-24T04:02:51.517
Date updated
2023-05-24 04:15:59 UTC+0000
Release date
2023-05-24 04:02:51 UTC+0000
UTC Start
2023-05-24 04:02:51.517
UTC End
2023-05-24 04:08:51.517
MJD Start
60088.16865182
MJD End
60088.1728184867
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0037365
Ambient temperature (°C)
10.43
Seeing (arcsec)
0.75
Observation
ID
55571
Category
calibrator
Program ID
111.24JN.002
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
41149
Name
HD_116140
RA
200.455678
DEC
-7.74658
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 75.0120 73.8760 125.4000 126.2000
A0-J2 110.2670 108.4110 97.9000 98.3000
A0-K0 116.8080 115.3950 74.6350 74.6580
G1-J2 55.7630 55.3540 59.5000 59.5000
G1-K0 90.4650 90.4280 34.6850 34.8660
J2-K0 46.2440 46.2770 4.2300 4.9510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JN.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60088.16865182
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_116140
HIERARCH ESO INS SOBJ NAME HD_116140
RA 200.455678
DEC -7.74658
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 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 75.012
HIERARCH ESO ISS PBL12 END 73.876
HIERARCH ESO ISS PBLA12 START 125.4
HIERARCH ESO ISS PBLA12 END 126.2
HIERARCH ESO ISS PBL13 START 110.267
HIERARCH ESO ISS PBL13 END 108.411
HIERARCH ESO ISS PBLA13 START 97.9
HIERARCH ESO ISS PBLA13 END 98.3
HIERARCH ESO ISS PBL14 START 116.808
HIERARCH ESO ISS PBL14 END 115.395
HIERARCH ESO ISS PBLA14 START 74.635
HIERARCH ESO ISS PBLA14 END 74.658
HIERARCH ESO ISS PBL23 START 55.763
HIERARCH ESO ISS PBL23 END 55.354
HIERARCH ESO ISS PBLA23 START 59.5
HIERARCH ESO ISS PBLA23 END 59.5
HIERARCH ESO ISS PBL24 START 90.465
HIERARCH ESO ISS PBL24 END 90.428
HIERARCH ESO ISS PBLA24 START 34.685
HIERARCH ESO ISS PBLA24 END 34.866
HIERARCH ESO ISS PBL34 START 46.244
HIERARCH ESO ISS PBL34 END 46.277
HIERARCH ESO ISS PBLA34 START 4.23
HIERARCH ESO ISS PBLA34 END 4.951
HIERARCH ESO ISS AMBI TAU0 START 0.004103
HIERARCH ESO ISS AMBI TAU0 END 0.00337
HIERARCH ESO ISS AMBI TEMP 10.43
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.78