Exposure
ID
GRAVI.2020-12-09T05:20:54.237_1
Header ID
GRAVI.2020-12-09T05:20:54.237
Date updated
2020-12-09 05:37:27 UTC+0000
Release date
2020-12-09 05:20:54 UTC+0000
UTC Start
2020-12-09 05:20:54.237
UTC End
2020-12-09 05:25:54.237
MJD Start
59192.22284996
MJD End
59192.2263221822
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.0090685
Ambient temperature (°C)
14.93
Seeing (arcsec)
0.95
Observation
ID
46034
Category
calibrator
Program ID
106.21LS.001
Program Title
TEMPORAL VARIABILITY OF THE INNER DISK OF HERBIG AE/BE STARS
Program Type
GTO
PI / COI
BERGER/ BENISTY/ LE BOUQUIN/ FLOCK
Target
ID
34656
Name
HD_31807
RA
74.694935
DEC
-0.96095
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 83.8030 83.0780 115.9000 116.2000
A0-J2 125.1800 124.4080 92.9000 92.9000
A0-J3 131.6720 131.9010 50.4490 50.5530
G1-J2 58.1920 58.2220 58.6000 58.6000
G1-J3 123.3050 123.5440 12.2480 12.7700
J2-J3 93.1690 92.9050 345.3910 346.0510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21LS.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59192.22284996
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 31807
HIERARCH ESO INS SOBJ NAME HD_31807
RA 74.694935
DEC -0.96095
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 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 83.803
HIERARCH ESO ISS PBL12 END 83.078
HIERARCH ESO ISS PBLA12 START 115.9
HIERARCH ESO ISS PBLA12 END 116.2
HIERARCH ESO ISS PBL13 START 125.18
HIERARCH ESO ISS PBL13 END 124.408
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 131.672
HIERARCH ESO ISS PBL14 END 131.901
HIERARCH ESO ISS PBLA14 START 50.449
HIERARCH ESO ISS PBLA14 END 50.553
HIERARCH ESO ISS PBL23 START 58.192
HIERARCH ESO ISS PBL23 END 58.222
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 123.305
HIERARCH ESO ISS PBL24 END 123.544
HIERARCH ESO ISS PBLA24 START 12.248
HIERARCH ESO ISS PBLA24 END 12.77
HIERARCH ESO ISS PBL34 START 93.169
HIERARCH ESO ISS PBL34 END 92.905
HIERARCH ESO ISS PBLA34 START 345.391
HIERARCH ESO ISS PBLA34 END 346.051
HIERARCH ESO ISS AMBI TAU0 START 0.010309
HIERARCH ESO ISS AMBI TAU0 END 0.007828
HIERARCH ESO ISS AMBI TEMP 14.93
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.95