Exposure
ID
GRAVI.2020-12-09T05:32:12.265_1
Header ID
GRAVI.2020-12-09T05:32:12.265
Date updated
2020-12-09 05:46:44 UTC+0000
Release date
2020-12-09 05:32:12 UTC+0000
UTC Start
2020-12-09 05:32:12.265
UTC End
2020-12-09 05:37:12.265
MJD Start
59192.23069751
MJD End
59192.2341697322
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.007987
Ambient temperature (°C)
15.27
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 82.2030 81.4040 116.5000 116.8000
A0-J2 123.4400 122.5240 93.0000 93.0000
A0-J3 132.1130 132.2530 50.6540 50.7250
G1-J2 58.2280 58.2080 58.6000 58.7000
G1-J3 123.8270 124.0800 13.3590 13.8640
J2-J3 92.6140 92.3700 346.8220 347.5070
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 59192.23069751
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 82.203
HIERARCH ESO ISS PBL12 END 81.404
HIERARCH ESO ISS PBLA12 START 116.5
HIERARCH ESO ISS PBLA12 END 116.8
HIERARCH ESO ISS PBL13 START 123.44
HIERARCH ESO ISS PBL13 END 122.524
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 132.113
HIERARCH ESO ISS PBL14 END 132.253
HIERARCH ESO ISS PBLA14 START 50.654
HIERARCH ESO ISS PBLA14 END 50.725
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.208
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.7
HIERARCH ESO ISS PBL24 START 123.827
HIERARCH ESO ISS PBL24 END 124.08
HIERARCH ESO ISS PBLA24 START 13.359
HIERARCH ESO ISS PBLA24 END 13.864
HIERARCH ESO ISS PBL34 START 92.614
HIERARCH ESO ISS PBL34 END 92.37
HIERARCH ESO ISS PBLA34 START 346.822
HIERARCH ESO ISS PBLA34 END 347.507
HIERARCH ESO ISS AMBI TAU0 START 0.007855
HIERARCH ESO ISS AMBI TAU0 END 0.008119
HIERARCH ESO ISS AMBI TEMP 15.27
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.95