Exposure
ID
GRAVI.2025-02-07T02:28:20.989_1
Header ID
GRAVI.2025-02-07T02:28:20.989
Date updated
2025-02-07 02:40:48 UTC+0000
Release date
2025-02-07 02:28:20 UTC+0000
UTC Start
2025-02-07 02:28:20.989
UTC End
2025-02-07 02:32:20.989
MJD Start
60713.10302071
MJD End
60713.10579848778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.015696500000000002
Ambient temperature (°C)
16.31
Seeing (arcsec)
0.6799999999999999
Observation
ID
63681
Category
calibrator
Program ID
114.27CL.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATION BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
47438
Name
HD_74563
RA
130.205735
DEC
-66.0953
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 35.5440 35.7430 126.3000 127.0000
A0-J2 126.3250 126.5110 67.9000 68.9000
A0-J6 143.5360 143.3490 15.7180 16.4290
B5-J2 111.8300 111.7930 52.2000 53.2000
B5-J6 159.5170 159.4530 3.6770 4.3150
J2-J6 119.7470 120.3170 319.2430 319.8940
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27CL.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60713.10302071
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 74563
HIERARCH ESO INS SOBJ NAME HD_74563
RA 130.205735
DEC -66.0953
HIERARCH ESO INS SPEC RES MEDIUM
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 35.544
HIERARCH ESO ISS PBL12 END 35.743
HIERARCH ESO ISS PBLA12 START 126.3
HIERARCH ESO ISS PBLA12 END 127.0
HIERARCH ESO ISS PBL13 START 126.325
HIERARCH ESO ISS PBL13 END 126.511
HIERARCH ESO ISS PBLA13 START 67.9
HIERARCH ESO ISS PBLA13 END 68.9
HIERARCH ESO ISS PBL14 START 143.536
HIERARCH ESO ISS PBL14 END 143.349
HIERARCH ESO ISS PBLA14 START 15.718
HIERARCH ESO ISS PBLA14 END 16.429
HIERARCH ESO ISS PBL23 START 111.83
HIERARCH ESO ISS PBL23 END 111.793
HIERARCH ESO ISS PBLA23 START 52.2
HIERARCH ESO ISS PBLA23 END 53.2
HIERARCH ESO ISS PBL24 START 159.517
HIERARCH ESO ISS PBL24 END 159.453
HIERARCH ESO ISS PBLA24 START 3.677
HIERARCH ESO ISS PBLA24 END 4.315
HIERARCH ESO ISS PBL34 START 119.747
HIERARCH ESO ISS PBL34 END 120.317
HIERARCH ESO ISS PBLA34 START 319.243
HIERARCH ESO ISS PBLA34 END 319.894
HIERARCH ESO ISS AMBI TAU0 START 0.018811
HIERARCH ESO ISS AMBI TAU0 END 0.012582
HIERARCH ESO ISS AMBI TEMP 16.31
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.79