Exposure
ID
GRAVI.2021-10-18T07:43:38.518_1
Header ID
GRAVI.2021-10-18T07:43:38.518
Date updated
2021-10-18 07:56:18 UTC+0000
Release date
2022-10-18 07:56:18 UTC+0000
UTC Start
2021-10-18 07:43:38.518
UTC End
2021-10-18 07:49:38.518
MJD Start
59505.32197359
MJD End
59505.3261402567
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0046365
Ambient temperature (°C)
8.79
Seeing (arcsec)
0.63
Observation
ID
48538
Category
science
Program ID
108.228Z.004
Program Title
THE INNER ASTRONOMICAL UNITS IN PROTOPLANETARY DISKS: A STATISTICAL APPROACH
Program Type
GTO
PI / COI
GARCIA LOPEZ/ CARATTI O GARATTI/ ROUSSELET-PERRAUT/ GARCIA/ BENISTY/ LABADIE/ BRANDNER/ KLARMANN/ HENNING/ KEPPLER/ SANCHEZ/ VAN BOEKEL/ PFUHL/ ECKART/ EISENHAUER/ LACOUR/ MENARD/ PAUMARD/ PERRIN/ STRAUBMEIER/ VAN DISHOECK/ BOUVIER/ DOUGADOS/ DUVERT/ ...
Target
ID
36380
Name
V2254_Ori
RA
83.80892
DEC
-5.37236
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 52.4000 52.6250 22.5000 23.3000
U1-U3 94.8230 95.3430 29.4000 30.1000
U1-U4 122.8240 123.8140 59.2680 59.6870
U2-U3 43.2500 43.5400 37.7000 38.3000
U2-U4 86.6950 87.2590 80.4640 80.6730
U3-U4 62.3100 62.4060 108.5920 108.7100
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.228Z.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59505.32197359
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V V2254 Ori
HIERARCH ESO INS SOBJ NAME V2254_Ori
RA 83.80892
DEC -5.37236
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 52.4
HIERARCH ESO ISS PBL12 END 52.625
HIERARCH ESO ISS PBLA12 START 22.5
HIERARCH ESO ISS PBLA12 END 23.3
HIERARCH ESO ISS PBL13 START 94.823
HIERARCH ESO ISS PBL13 END 95.343
HIERARCH ESO ISS PBLA13 START 29.4
HIERARCH ESO ISS PBLA13 END 30.1
HIERARCH ESO ISS PBL14 START 122.824
HIERARCH ESO ISS PBL14 END 123.814
HIERARCH ESO ISS PBLA14 START 59.268
HIERARCH ESO ISS PBLA14 END 59.687
HIERARCH ESO ISS PBL23 START 43.25
HIERARCH ESO ISS PBL23 END 43.54
HIERARCH ESO ISS PBLA23 START 37.7
HIERARCH ESO ISS PBLA23 END 38.3
HIERARCH ESO ISS PBL24 START 86.695
HIERARCH ESO ISS PBL24 END 87.259
HIERARCH ESO ISS PBLA24 START 80.464
HIERARCH ESO ISS PBLA24 END 80.673
HIERARCH ESO ISS PBL34 START 62.31
HIERARCH ESO ISS PBL34 END 62.406
HIERARCH ESO ISS PBLA34 START 108.592
HIERARCH ESO ISS PBLA34 END 108.71
HIERARCH ESO ISS AMBI TAU0 START 0.004443
HIERARCH ESO ISS AMBI TAU0 END 0.00483
HIERARCH ESO ISS AMBI TEMP 8.79
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.55