Exposure
ID
GRAVI.2023-12-23T02:30:16.771_1
Header ID
GRAVI.2023-12-23T02:30:16.771
Date updated
2023-12-23 02:40:51 UTC+0000
Release date
2024-12-23 02:40:51 UTC+0000
UTC Start
2023-12-23 02:30:16.771
UTC End
2023-12-23 02:32:40.771
MJD Start
60301.10436077
MJD End
60301.1060274367
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.010983
Ambient temperature (°C)
18.7
Seeing (arcsec)
0.73
Observation
ID
58040
Category
science
Program ID
112.25PD.001
Program Title
IMPACT OF CIRCUMSTELLAR ENVELOPES OF CEPHEIDS ON THE PERIOD-LUMINOSITY RELATION AND LIMB-DARKENING DIAMETER OF L CAR
Program Type
Normal
PI / COI
HOCDé/ KERVELLA/ GALLENNE/ NARDETTO/ PIETRZYNSKI/ MÉRAND/ GIEREN/ SMOLEC/ PILECKI/ BRAS
Target
ID
42981
Name
beta_dor
RA
83.403903
DEC
-62.48976
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 37.0670 37.2050 129.7000 130.1000
A0-J2 125.9070 126.0610 69.8000 70.5000
A0-J6 148.6910 148.5610 15.9130 16.3690
B5-J2 111.9640 111.9520 53.2000 53.8000
B5-J6 167.1020 167.0530 4.2010 4.6080
J2-J6 126.1410 126.5260 322.1410 322.5430
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25PD.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60301.10436077
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME bet Dor
HIERARCH ESO INS SOBJ NAME beta_dor
RA 83.403903
DEC -62.48976
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 37.067
HIERARCH ESO ISS PBL12 END 37.205
HIERARCH ESO ISS PBLA12 START 129.7
HIERARCH ESO ISS PBLA12 END 130.1
HIERARCH ESO ISS PBL13 START 125.907
HIERARCH ESO ISS PBL13 END 126.061
HIERARCH ESO ISS PBLA13 START 69.8
HIERARCH ESO ISS PBLA13 END 70.5
HIERARCH ESO ISS PBL14 START 148.691
HIERARCH ESO ISS PBL14 END 148.561
HIERARCH ESO ISS PBLA14 START 15.913
HIERARCH ESO ISS PBLA14 END 16.369
HIERARCH ESO ISS PBL23 START 111.964
HIERARCH ESO ISS PBL23 END 111.952
HIERARCH ESO ISS PBLA23 START 53.2
HIERARCH ESO ISS PBLA23 END 53.8
HIERARCH ESO ISS PBL24 START 167.102
HIERARCH ESO ISS PBL24 END 167.053
HIERARCH ESO ISS PBLA24 START 4.201
HIERARCH ESO ISS PBLA24 END 4.608
HIERARCH ESO ISS PBL34 START 126.141
HIERARCH ESO ISS PBL34 END 126.526
HIERARCH ESO ISS PBLA34 START 322.141
HIERARCH ESO ISS PBLA34 END 322.543
HIERARCH ESO ISS AMBI TAU0 START 0.010896
HIERARCH ESO ISS AMBI TAU0 END 0.01107
HIERARCH ESO ISS AMBI TEMP 18.7
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.75