Exposure
ID
GRAVI.2023-01-08T05:31:46.641_1
Header ID
GRAVI.2023-01-08T05:31:46.641
Date updated
2023-01-08 05:45:28 UTC+0000
Release date
2023-01-08 05:31:46 UTC+0000
UTC Start
2023-01-08 05:31:46.641
UTC End
2023-01-08 05:37:06.641
MJD Start
59952.23040094
MJD End
59952.2341046437
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0033775
Ambient temperature (°C)
11.91
Seeing (arcsec)
0.7
Observation
ID
53774
Category
calibrator
Program ID
110.242N.001
Program Title
UNCOVERING THE INNER DISK OF 2 LITTLE STUDIED FU ORIONIS OBJECTS
Program Type
Normal
PI / COI
LABDON
Target
ID
39975
Name
HD_40937
RA
90.408876
DEC
-11.03851
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.4970 56.4540 34.5000 34.7000
U1-U3 101.8840 101.7050 40.0000 40.1000
U1-U4 122.9910 122.0150 65.3950 65.4590
U2-U3 45.9610 45.8130 46.7000 46.8000
U2-U4 79.9430 78.9460 86.6590 86.8900
U3-U4 53.5640 52.8780 120.0820 120.7880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.242N.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59952.23040094
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 40937
HIERARCH ESO INS SOBJ NAME HD_40937
RA 90.408876
DEC -11.03851
HIERARCH ESO INS SPEC RES MEDIUM
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 56.497
HIERARCH ESO ISS PBL12 END 56.454
HIERARCH ESO ISS PBLA12 START 34.5
HIERARCH ESO ISS PBLA12 END 34.7
HIERARCH ESO ISS PBL13 START 101.884
HIERARCH ESO ISS PBL13 END 101.705
HIERARCH ESO ISS PBLA13 START 40.0
HIERARCH ESO ISS PBLA13 END 40.1
HIERARCH ESO ISS PBL14 START 122.991
HIERARCH ESO ISS PBL14 END 122.015
HIERARCH ESO ISS PBLA14 START 65.395
HIERARCH ESO ISS PBLA14 END 65.459
HIERARCH ESO ISS PBL23 START 45.961
HIERARCH ESO ISS PBL23 END 45.813
HIERARCH ESO ISS PBLA23 START 46.7
HIERARCH ESO ISS PBLA23 END 46.8
HIERARCH ESO ISS PBL24 START 79.943
HIERARCH ESO ISS PBL24 END 78.946
HIERARCH ESO ISS PBLA24 START 86.659
HIERARCH ESO ISS PBLA24 END 86.89
HIERARCH ESO ISS PBL34 START 53.564
HIERARCH ESO ISS PBL34 END 52.878
HIERARCH ESO ISS PBLA34 START 120.082
HIERARCH ESO ISS PBLA34 END 120.788
HIERARCH ESO ISS AMBI TAU0 START 0.003367
HIERARCH ESO ISS AMBI TAU0 END 0.003388
HIERARCH ESO ISS AMBI TEMP 11.91
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.73