Exposure
ID
GRAVI.2019-01-14T04:12:39.925_1
Header ID
GRAVI.2019-01-14T04:12:39.925
Date updated
2019-01-16 15:31:57 UTC+0000
Release date
2019-01-14 04:12:39 UTC+0000
UTC Start
2019-01-14 04:12:39.925
UTC End
2019-01-14 04:16:57.925
MJD Start
58497.1754621
MJD End
58497.1784482111
Exposure time (s)
258.0
Validation level
1
Tau 0: Coherence time (s)
0.0041205
Ambient temperature (°C)
12.29
Seeing (arcsec)
0.84
Observation
ID
42447
Category
calibrator
Program ID
0102.D-0240(B)
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
32086
Name
HD_42049
RA
92.38512
DEC
22.19024
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.4360 66.1090 266.0000 265.5000
K0-D0 95.9340 95.9710 252.1000 251.7000
K0-J3 38.1990 37.7660 328.1120 328.7130
G2-D0 35.2120 35.4740 225.3000 225.3000
G2-J3 59.1820 59.5690 51.1560 50.9980
D0-J3 94.2790 94.9320 48.9740 48.8590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0102.D-0240(B)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 58497.1754621
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD_42049
HIERARCH ESO INS SOBJ NAME HD_42049
RA 92.38512
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 294.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 86
HIERARCH ESO ISS PBL12 START 66.436
HIERARCH ESO ISS PBL12 END 66.109
HIERARCH ESO ISS PBLA12 START 266.0
HIERARCH ESO ISS PBLA12 END 265.5
HIERARCH ESO ISS PBL13 START 95.934
HIERARCH ESO ISS PBL13 END 95.971
HIERARCH ESO ISS PBLA13 START 252.1
HIERARCH ESO ISS PBLA13 END 251.7
HIERARCH ESO ISS PBL14 START 38.199
HIERARCH ESO ISS PBL14 END 37.766
HIERARCH ESO ISS PBLA14 START 328.112
HIERARCH ESO ISS PBLA14 END 328.713
HIERARCH ESO ISS PBL23 START 35.212
HIERARCH ESO ISS PBL23 END 35.474
HIERARCH ESO ISS PBLA23 START 225.3
HIERARCH ESO ISS PBLA23 END 225.3
HIERARCH ESO ISS PBL24 START 59.182
HIERARCH ESO ISS PBL24 END 59.569
HIERARCH ESO ISS PBLA24 START 51.156
HIERARCH ESO ISS PBLA24 END 50.998
HIERARCH ESO ISS PBL34 START 94.279
HIERARCH ESO ISS PBL34 END 94.932
HIERARCH ESO ISS PBLA34 START 48.974
HIERARCH ESO ISS PBLA34 END 48.859
HIERARCH ESO ISS AMBI TAU0 START 0.004264
HIERARCH ESO ISS AMBI TAU0 END 0.003977
HIERARCH ESO ISS AMBI TEMP 12.29
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.88