Exposure
ID
GRAVI.2019-01-24T04:15:48.332_1
Header ID
GRAVI.2019-01-24T04:15:48.332
Date updated
2019-01-24 12:10:12 UTC+0000
Release date
2019-01-24 04:15:48 UTC+0000
UTC Start
2019-01-24 04:15:48.332
UTC End
2019-01-24 04:20:48.332
MJD Start
58507.17764273
MJD End
58507.1811149522
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.003796
Ambient temperature (°C)
16.74
Seeing (arcsec)
1.45
Observation
ID
42487
Category
calibrator
Program ID
0102.D-0240(C)
Program Title
PROBING THE DYNAMICS OF THE CONVECTIVE PHOTOSPHERE OF RED SUPERGIANT STARS
Program Type
Normal
PI / COI
MONTARGES/ NORRIS/ TESSORE/ CHIAVASSA/ PALADINI/ CANNON/ L`EBRE/ DECIN/ WITTKOWSKI/ KERVELLA/ RAU/ LOPEZ-ARISTE/ RIDGWAY/ PERRIN
Target
ID
32126
Name
HD_42049
RA
92.383921
DEC
22.19024
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 69.2030 67.9850 102.7000 102.4000
A0-J2 117.7850 116.6460 82.5000 81.9000
A0-J3 129.4330 129.8820 52.4540 52.1160
G1-J2 58.0010 58.0840 58.1000 57.7000
G1-J3 100.4170 101.0590 20.4590 20.9340
J2-J3 65.0170 64.6580 347.4220 348.4150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0102.D-0240(C)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 58507.17764273
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD_42049
HIERARCH ESO INS SOBJ NAME HD_42049
RA 92.383921
DEC 22.19024
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
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 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 69.203
HIERARCH ESO ISS PBL12 END 67.985
HIERARCH ESO ISS PBLA12 START 102.7
HIERARCH ESO ISS PBLA12 END 102.4
HIERARCH ESO ISS PBL13 START 117.785
HIERARCH ESO ISS PBL13 END 116.646
HIERARCH ESO ISS PBLA13 START 82.5
HIERARCH ESO ISS PBLA13 END 81.9
HIERARCH ESO ISS PBL14 START 129.433
HIERARCH ESO ISS PBL14 END 129.882
HIERARCH ESO ISS PBLA14 START 52.454
HIERARCH ESO ISS PBLA14 END 52.116
HIERARCH ESO ISS PBL23 START 58.001
HIERARCH ESO ISS PBL23 END 58.084
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 100.417
HIERARCH ESO ISS PBL24 END 101.059
HIERARCH ESO ISS PBLA24 START 20.459
HIERARCH ESO ISS PBLA24 END 20.934
HIERARCH ESO ISS PBL34 START 65.017
HIERARCH ESO ISS PBL34 END 64.658
HIERARCH ESO ISS PBLA34 START 347.422
HIERARCH ESO ISS PBLA34 END 348.415
HIERARCH ESO ISS AMBI TAU0 START 0.002638
HIERARCH ESO ISS AMBI TAU0 END 0.004954
HIERARCH ESO ISS AMBI TEMP 16.74
HIERARCH ESO ISS AMBI FWHM START 1.67
HIERARCH ESO ISS AMBI FWHM END 1.23