Exposure
ID
GRAVI.2025-03-20T02:27:16.536_1
Header ID
GRAVI.2025-03-20T02:27:16.536
Date updated
2025-03-20 02:40:36 UTC+0000
Release date
2025-03-20 02:27:16 UTC+0000
UTC Start
2025-03-20 02:27:16.536
UTC End
2025-03-20 02:31:16.536
MJD Start
60754.10227472
MJD End
60754.105052497776
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.006359
Ambient temperature (°C)
16.54
Seeing (arcsec)
0.78
Observation
ID
65708
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
48884
Name
HD_56266
RA
108.115652
DEC
-61.38184
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4770 90.4890 141.8000 142.7000
A0-J2 125.1290 124.8900 124.8000 125.8000
A0-K0 112.7130 112.1910 106.5900 107.6110
G1-J2 46.7660 46.4540 90.4000 91.4000
G1-K0 64.9530 64.4990 53.2320 53.8740
J2-K0 39.5690 39.5340 7.6490 8.2260
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 60754.10227472
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 56266
HIERARCH ESO INS SOBJ NAME HD_56266
RA 108.115652
DEC -61.38184
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 90.477
HIERARCH ESO ISS PBL12 END 90.489
HIERARCH ESO ISS PBLA12 START 141.8
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 125.129
HIERARCH ESO ISS PBL13 END 124.89
HIERARCH ESO ISS PBLA13 START 124.8
HIERARCH ESO ISS PBLA13 END 125.8
HIERARCH ESO ISS PBL14 START 112.713
HIERARCH ESO ISS PBL14 END 112.191
HIERARCH ESO ISS PBLA14 START 106.59
HIERARCH ESO ISS PBLA14 END 107.611
HIERARCH ESO ISS PBL23 START 46.766
HIERARCH ESO ISS PBL23 END 46.454
HIERARCH ESO ISS PBLA23 START 90.4
HIERARCH ESO ISS PBLA23 END 91.4
HIERARCH ESO ISS PBL24 START 64.953
HIERARCH ESO ISS PBL24 END 64.499
HIERARCH ESO ISS PBLA24 START 53.232
HIERARCH ESO ISS PBLA24 END 53.874
HIERARCH ESO ISS PBL34 START 39.569
HIERARCH ESO ISS PBL34 END 39.534
HIERARCH ESO ISS PBLA34 START 7.649
HIERARCH ESO ISS PBLA34 END 8.226
HIERARCH ESO ISS AMBI TAU0 START 0.006359
HIERARCH ESO ISS AMBI TAU0 END 0.006359
HIERARCH ESO ISS AMBI TEMP 16.54
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.82