Exposure
ID
GRAVI.2022-01-01T08:24:19.220_1
Header ID
GRAVI.2022-01-01T08:24:19.220
Date updated
2022-01-01 08:40:38 UTC+0000
Release date
2022-01-01 08:24:19 UTC+0000
UTC Start
2022-01-01 08:24:19.220
UTC End
2022-01-01 08:28:35.220
MJD Start
59580.35022245
MJD End
59580.353185413
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.002596
Ambient temperature (°C)
13.0
Seeing (arcsec)
1.59
Observation
ID
49144
Category
calibrator
Program ID
108.222E.001
Program Title
THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
Program Type
Normal
PI / COI
SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
ID
36776
Name
HD_111715
RA
189.866243
DEC
-63.80854
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 77.8930 78.3340 81.1000 82.3000
A0-J2 124.2480 124.5490 61.4000 62.6000
A0-J3 126.8780 126.7040 27.3330 28.3240
G1-J2 57.2690 57.2090 34.1000 35.2000
G1-J3 102.3490 102.4930 349.4820 350.1720
J2-J3 73.5880 74.0770 316.3270 317.0640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.222E.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59580.35022245
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 109951
HIERARCH ESO INS SOBJ NAME HD_111715
RA 189.866243
DEC -63.80854
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 J3
EXPTIME 304.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 256
HIERARCH ESO ISS PBL12 START 77.893
HIERARCH ESO ISS PBL12 END 78.334
HIERARCH ESO ISS PBLA12 START 81.1
HIERARCH ESO ISS PBLA12 END 82.3
HIERARCH ESO ISS PBL13 START 124.248
HIERARCH ESO ISS PBL13 END 124.549
HIERARCH ESO ISS PBLA13 START 61.4
HIERARCH ESO ISS PBLA13 END 62.6
HIERARCH ESO ISS PBL14 START 126.878
HIERARCH ESO ISS PBL14 END 126.704
HIERARCH ESO ISS PBLA14 START 27.333
HIERARCH ESO ISS PBLA14 END 28.324
HIERARCH ESO ISS PBL23 START 57.269
HIERARCH ESO ISS PBL23 END 57.209
HIERARCH ESO ISS PBLA23 START 34.1
HIERARCH ESO ISS PBLA23 END 35.2
HIERARCH ESO ISS PBL24 START 102.349
HIERARCH ESO ISS PBL24 END 102.493
HIERARCH ESO ISS PBLA24 START 349.482
HIERARCH ESO ISS PBLA24 END 350.172
HIERARCH ESO ISS PBL34 START 73.588
HIERARCH ESO ISS PBL34 END 74.077
HIERARCH ESO ISS PBLA34 START 316.327
HIERARCH ESO ISS PBLA34 END 317.064
HIERARCH ESO ISS AMBI TAU0 START 0.00258
HIERARCH ESO ISS AMBI TAU0 END 0.002612
HIERARCH ESO ISS AMBI TEMP 13.0
HIERARCH ESO ISS AMBI FWHM START 1.45
HIERARCH ESO ISS AMBI FWHM END 1.73