Exposure
ID
GRAVI.2019-01-14T03:20:42.794_1
Header ID
GRAVI.2019-01-14T03:20:42.794
Date updated
2019-01-16 15:31:56 UTC+0000
Release date
2019-01-14 03:20:42 UTC+0000
UTC Start
2019-01-14 03:20:42.794
UTC End
2019-01-14 03:25:00.794
MJD Start
58497.13938419
MJD End
58497.1423703011
Exposure time (s)
258.0
Validation level
1
Tau 0: Coherence time (s)
0.009253
Ambient temperature (°C)
13.54
Seeing (arcsec)
0.365
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 68.3230 68.2740 270.9000 270.5000
K0-D0 93.3880 93.7940 256.6000 256.2000
K0-J3 42.8880 42.4540 323.3400 323.6710
G2-D0 32.0020 32.3310 224.8000 224.9000
G2-J3 54.1560 54.6920 52.0590 52.0430
D0-J3 85.9950 86.8660 49.3530 49.3920
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 58497.13938419
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 68.323
HIERARCH ESO ISS PBL12 END 68.274
HIERARCH ESO ISS PBLA12 START 270.9
HIERARCH ESO ISS PBLA12 END 270.5
HIERARCH ESO ISS PBL13 START 93.388
HIERARCH ESO ISS PBL13 END 93.794
HIERARCH ESO ISS PBLA13 START 256.6
HIERARCH ESO ISS PBLA13 END 256.2
HIERARCH ESO ISS PBL14 START 42.888
HIERARCH ESO ISS PBL14 END 42.454
HIERARCH ESO ISS PBLA14 START 323.34
HIERARCH ESO ISS PBLA14 END 323.671
HIERARCH ESO ISS PBL23 START 32.002
HIERARCH ESO ISS PBL23 END 32.331
HIERARCH ESO ISS PBLA23 START 224.8
HIERARCH ESO ISS PBLA23 END 224.9
HIERARCH ESO ISS PBL24 START 54.156
HIERARCH ESO ISS PBL24 END 54.692
HIERARCH ESO ISS PBLA24 START 52.059
HIERARCH ESO ISS PBLA24 END 52.043
HIERARCH ESO ISS PBL34 START 85.995
HIERARCH ESO ISS PBL34 END 86.866
HIERARCH ESO ISS PBLA34 START 49.353
HIERARCH ESO ISS PBLA34 END 49.392
HIERARCH ESO ISS AMBI TAU0 START 0.009482
HIERARCH ESO ISS AMBI TAU0 END 0.009024
HIERARCH ESO ISS AMBI TEMP 13.54
HIERARCH ESO ISS AMBI FWHM START 0.33
HIERARCH ESO ISS AMBI FWHM END 0.4