Exposure
ID
GRAVI.2025-10-30T08:28:57.848_1
Header ID
GRAVI.2025-10-30T08:28:57.848
Date updated
2025-10-30 08:45:37 UTC+0000
Release date
2025-10-30 08:28:57 UTC+0000
UTC Start
2025-10-30 08:28:57.848
UTC End
2025-10-30 08:35:37.848
MJD Start
60978.35344731
MJD End
60978.35807693963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004758500000000001
Ambient temperature (°C)
11.66
Seeing (arcsec)
0.6499999999999999
Observation
ID
71067
Category
calibrator
Program ID
116.28SD.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
52747
Name
HD_49631
RA
101.120228
DEC
-65.57488
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 85.6680 86.0120 105.5000 107.1000
A0-J2 128.9100 129.0140 87.2000 88.8000
A0-K0 125.9660 125.6890 70.6630 72.1990
G1-J2 54.6770 54.4610 57.7000 59.2000
G1-K0 74.1730 73.8490 29.3290 30.4700
J2-K0 36.8190 36.9220 344.4130 345.3950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60978.35344731
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 49631
HIERARCH ESO INS SOBJ NAME HD_49631
RA 101.120228
DEC -65.57488
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 85.668
HIERARCH ESO ISS PBL12 END 86.012
HIERARCH ESO ISS PBLA12 START 105.5
HIERARCH ESO ISS PBLA12 END 107.1
HIERARCH ESO ISS PBL13 START 128.91
HIERARCH ESO ISS PBL13 END 129.014
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 88.8
HIERARCH ESO ISS PBL14 START 125.966
HIERARCH ESO ISS PBL14 END 125.689
HIERARCH ESO ISS PBLA14 START 70.663
HIERARCH ESO ISS PBLA14 END 72.199
HIERARCH ESO ISS PBL23 START 54.677
HIERARCH ESO ISS PBL23 END 54.461
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 59.2
HIERARCH ESO ISS PBL24 START 74.173
HIERARCH ESO ISS PBL24 END 73.849
HIERARCH ESO ISS PBLA24 START 29.329
HIERARCH ESO ISS PBLA24 END 30.47
HIERARCH ESO ISS PBL34 START 36.819
HIERARCH ESO ISS PBL34 END 36.922
HIERARCH ESO ISS PBLA34 START 344.413
HIERARCH ESO ISS PBLA34 END 345.395
HIERARCH ESO ISS AMBI TAU0 START 0.004312
HIERARCH ESO ISS AMBI TAU0 END 0.005205
HIERARCH ESO ISS AMBI TEMP 11.66
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.61