Exposure
ID
GRAVI.2023-07-23T03:57:27.973_1
Header ID
GRAVI.2023-07-23T03:57:27.973
Date updated
2023-07-23 04:10:33 UTC+0000
Release date
2024-07-23 04:10:33 UTC+0000
UTC Start
2023-07-23 03:57:27.973
UTC End
2023-07-23 04:03:27.973
MJD Start
60148.1649071
MJD End
60148.169073766665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.002465
Ambient temperature (°C)
16.23
Seeing (arcsec)
0.78
Observation
ID
56385
Category
science
Program ID
111.24JN.001
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
41782
Name
WR_110
RA
271.984982
DEC
-19.39914
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 86.7850 86.2070 123.0000 123.8000
A0-J2 123.9420 122.9620 98.8000 99.4000
A0-K0 124.2120 123.3930 76.3790 76.8130
G1-J2 57.1970 56.9350 60.4000 60.7000
G1-K0 90.3380 90.2580 32.0650 32.5090
J2-K0 48.3050 48.3010 357.9160 358.6190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60148.1649071
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME WR_110
HIERARCH ESO INS SOBJ NAME WR_110
RA 271.984982
DEC -19.39914
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 86.785
HIERARCH ESO ISS PBL12 END 86.207
HIERARCH ESO ISS PBLA12 START 123.0
HIERARCH ESO ISS PBLA12 END 123.8
HIERARCH ESO ISS PBL13 START 123.942
HIERARCH ESO ISS PBL13 END 122.962
HIERARCH ESO ISS PBLA13 START 98.8
HIERARCH ESO ISS PBLA13 END 99.4
HIERARCH ESO ISS PBL14 START 124.212
HIERARCH ESO ISS PBL14 END 123.393
HIERARCH ESO ISS PBLA14 START 76.379
HIERARCH ESO ISS PBLA14 END 76.813
HIERARCH ESO ISS PBL23 START 57.197
HIERARCH ESO ISS PBL23 END 56.935
HIERARCH ESO ISS PBLA23 START 60.4
HIERARCH ESO ISS PBLA23 END 60.7
HIERARCH ESO ISS PBL24 START 90.338
HIERARCH ESO ISS PBL24 END 90.258
HIERARCH ESO ISS PBLA24 START 32.065
HIERARCH ESO ISS PBLA24 END 32.509
HIERARCH ESO ISS PBL34 START 48.305
HIERARCH ESO ISS PBL34 END 48.301
HIERARCH ESO ISS PBLA34 START 357.916
HIERARCH ESO ISS PBLA34 END 358.619
HIERARCH ESO ISS AMBI TAU0 START 0.002272
HIERARCH ESO ISS AMBI TAU0 END 0.002658
HIERARCH ESO ISS AMBI TEMP 16.23
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.72