Exposure
ID
GRAVI.2025-12-13T05:10:48.459_1
Header ID
GRAVI.2025-12-13T05:10:48.459
Date updated
2025-12-13 05:25:45 UTC+0000
Release date
2025-12-13 05:10:48 UTC+0000
UTC Start
2025-12-13 05:10:48.459
UTC End
2025-12-13 05:17:28.459
MJD Start
61022.21583865
MJD End
61022.22046827963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.002672
Ambient temperature (°C)
10.11
Seeing (arcsec)
1.005
Observation
ID
72259
Category
calibrator
Program ID
116.28SD.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
53665
Name
HD_270262
RA
87.964418
DEC
-68.05194
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 86.5480 86.8220 110.8000 112.4000
A0-J2 129.1980 129.2250 93.4000 95.0000
A0-K0 124.4670 124.1280 77.3260 78.9040
G1-J2 53.3310 53.0880 64.4000 65.9000
G1-K0 70.8610 70.4890 34.9160 36.1040
J2-K0 35.8450 35.9200 347.8770 348.9050
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61022.21583865
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 270262
HIERARCH ESO INS SOBJ NAME HD_270262
RA 87.964418
DEC -68.05194
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 86.548
HIERARCH ESO ISS PBL12 END 86.822
HIERARCH ESO ISS PBLA12 START 110.8
HIERARCH ESO ISS PBLA12 END 112.4
HIERARCH ESO ISS PBL13 START 129.198
HIERARCH ESO ISS PBL13 END 129.225
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 95.0
HIERARCH ESO ISS PBL14 START 124.467
HIERARCH ESO ISS PBL14 END 124.128
HIERARCH ESO ISS PBLA14 START 77.326
HIERARCH ESO ISS PBLA14 END 78.904
HIERARCH ESO ISS PBL23 START 53.331
HIERARCH ESO ISS PBL23 END 53.088
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 65.9
HIERARCH ESO ISS PBL24 START 70.861
HIERARCH ESO ISS PBL24 END 70.489
HIERARCH ESO ISS PBLA24 START 34.916
HIERARCH ESO ISS PBLA24 END 36.104
HIERARCH ESO ISS PBL34 START 35.845
HIERARCH ESO ISS PBL34 END 35.92
HIERARCH ESO ISS PBLA34 START 347.877
HIERARCH ESO ISS PBLA34 END 348.905
HIERARCH ESO ISS AMBI TAU0 START 0.002721
HIERARCH ESO ISS AMBI TAU0 END 0.002623
HIERARCH ESO ISS AMBI TEMP 10.11
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 0.99