Exposure
ID
GRAVI.2020-11-27T01:20:38.854_1
Header ID
GRAVI.2020-11-27T01:20:38.854
Date updated
2020-11-27 01:31:02 UTC+0000
Release date
2020-11-27 01:20:38 UTC+0000
UTC Start
2020-11-27 01:20:38.854
UTC End
2020-11-27 01:21:08.854
MJD Start
59180.05600525
MJD End
59180.0563524722
Exposure time (s)
30.0
Validation level
1
Tau 0: Coherence time (s)
0.0051
Ambient temperature (°C)
15.77
Seeing (arcsec)
0.58
Observation
ID
45965
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
34591
Name
HD8498
RA
20.877606
DEC
-30.94583
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.9140 89.9420 113.5000 113.6000
A0-J2 128.8300 128.8600 90.3000 90.4000
A0-J3 132.3860 132.3790 43.7890 43.8990
G1-J2 58.2290 58.2280 52.8000 52.9000
G1-J3 131.7280 131.7260 3.9840 4.0800
J2-J3 103.1360 103.1500 338.8490 338.9410
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59180.05600525
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME B02_HD8498
HIERARCH ESO INS SOBJ NAME HD8498
RA 20.877606
DEC -30.94583
HIERARCH ESO INS SPEC RES MEDIUM
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 51.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 30
HIERARCH ESO ISS PBL12 START 89.914
HIERARCH ESO ISS PBL12 END 89.942
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.6
HIERARCH ESO ISS PBL13 START 128.83
HIERARCH ESO ISS PBL13 END 128.86
HIERARCH ESO ISS PBLA13 START 90.3
HIERARCH ESO ISS PBLA13 END 90.4
HIERARCH ESO ISS PBL14 START 132.386
HIERARCH ESO ISS PBL14 END 132.379
HIERARCH ESO ISS PBLA14 START 43.789
HIERARCH ESO ISS PBLA14 END 43.899
HIERARCH ESO ISS PBL23 START 58.229
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 52.8
HIERARCH ESO ISS PBLA23 END 52.9
HIERARCH ESO ISS PBL24 START 131.728
HIERARCH ESO ISS PBL24 END 131.726
HIERARCH ESO ISS PBLA24 START 3.984
HIERARCH ESO ISS PBLA24 END 4.08
HIERARCH ESO ISS PBL34 START 103.136
HIERARCH ESO ISS PBL34 END 103.15
HIERARCH ESO ISS PBLA34 START 338.849
HIERARCH ESO ISS PBLA34 END 338.941
HIERARCH ESO ISS AMBI TAU0 START 0.0051
HIERARCH ESO ISS AMBI TAU0 END 0.0051
HIERARCH ESO ISS AMBI TEMP 15.77
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58