Exposure
ID
GRAVI.2019-01-24T04:04:27.304_1
Header ID
GRAVI.2019-01-24T04:04:27.304
Date updated
2019-01-24 12:10:12 UTC+0000
Release date
2019-01-24 04:04:27 UTC+0000
UTC Start
2019-01-24 04:04:27.304
UTC End
2019-01-24 04:09:27.304
MJD Start
58507.16976046
MJD End
58507.1732326822
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.003534
Ambient temperature (°C)
16.7
Seeing (arcsec)
1.51
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 71.7460 70.5950 103.3000 103.0000
A0-J2 120.0890 119.0600 83.7000 83.1000
A0-J3 128.3220 128.8560 53.1540 52.8380
G1-J2 57.7540 57.8790 59.1000 58.6000
G1-J3 99.0520 99.6740 19.3720 19.8810
J2-J3 65.8920 65.4740 345.3370 346.2820
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 58507.16976046
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 71.746
HIERARCH ESO ISS PBL12 END 70.595
HIERARCH ESO ISS PBLA12 START 103.3
HIERARCH ESO ISS PBLA12 END 103.0
HIERARCH ESO ISS PBL13 START 120.089
HIERARCH ESO ISS PBL13 END 119.06
HIERARCH ESO ISS PBLA13 START 83.7
HIERARCH ESO ISS PBLA13 END 83.1
HIERARCH ESO ISS PBL14 START 128.322
HIERARCH ESO ISS PBL14 END 128.856
HIERARCH ESO ISS PBLA14 START 53.154
HIERARCH ESO ISS PBLA14 END 52.838
HIERARCH ESO ISS PBL23 START 57.754
HIERARCH ESO ISS PBL23 END 57.879
HIERARCH ESO ISS PBLA23 START 59.1
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 99.052
HIERARCH ESO ISS PBL24 END 99.674
HIERARCH ESO ISS PBLA24 START 19.372
HIERARCH ESO ISS PBLA24 END 19.881
HIERARCH ESO ISS PBL34 START 65.892
HIERARCH ESO ISS PBL34 END 65.474
HIERARCH ESO ISS PBLA34 START 345.337
HIERARCH ESO ISS PBLA34 END 346.282
HIERARCH ESO ISS AMBI TAU0 START 0.003686
HIERARCH ESO ISS AMBI TAU0 END 0.003382
HIERARCH ESO ISS AMBI TEMP 16.7
HIERARCH ESO ISS AMBI FWHM START 1.59
HIERARCH ESO ISS AMBI FWHM END 1.43