Exposure
ID
GRAVI.2025-04-26T03:00:04.200_1
Header ID
GRAVI.2025-04-26T03:00:04.200
Date updated
2025-04-26 03:10:38 UTC+0000
Release date
2026-04-26 03:10:38 UTC+0000
UTC Start
2025-04-26 03:00:04.200
UTC End
2025-04-26 03:04:04.200
MJD Start
60791.12504861
MJD End
60791.12782638778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0101235
Ambient temperature (°C)
14.34
Seeing (arcsec)
0.5349999999999999
Observation
ID
66980
Category
science
Program ID
115.282L.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
49797
Name
HD_120791
RA
207.947518
DEC
-5.66892
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.2840 89.5230 112.9000 113.0000
A0-J2 122.7230 123.4480 90.8000 90.9000
A0-K0 116.8390 117.7170 68.2300 68.5080
G1-J2 52.2640 52.6260 50.7000 51.2000
G1-K0 82.3960 82.6180 18.5880 19.1450
J2-K0 47.2170 47.1520 342.4900 342.8500
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60791.12504861
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 120791
HIERARCH ESO INS SOBJ NAME HD_120791
RA 207.947518
DEC -5.66892
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 89.284
HIERARCH ESO ISS PBL12 END 89.523
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 113.0
HIERARCH ESO ISS PBL13 START 122.723
HIERARCH ESO ISS PBL13 END 123.448
HIERARCH ESO ISS PBLA13 START 90.8
HIERARCH ESO ISS PBLA13 END 90.9
HIERARCH ESO ISS PBL14 START 116.839
HIERARCH ESO ISS PBL14 END 117.717
HIERARCH ESO ISS PBLA14 START 68.23
HIERARCH ESO ISS PBLA14 END 68.508
HIERARCH ESO ISS PBL23 START 52.264
HIERARCH ESO ISS PBL23 END 52.626
HIERARCH ESO ISS PBLA23 START 50.7
HIERARCH ESO ISS PBLA23 END 51.2
HIERARCH ESO ISS PBL24 START 82.396
HIERARCH ESO ISS PBL24 END 82.618
HIERARCH ESO ISS PBLA24 START 18.588
HIERARCH ESO ISS PBLA24 END 19.145
HIERARCH ESO ISS PBL34 START 47.217
HIERARCH ESO ISS PBL34 END 47.152
HIERARCH ESO ISS PBLA34 START 342.49
HIERARCH ESO ISS PBLA34 END 342.85
HIERARCH ESO ISS AMBI TAU0 START 0.010737
HIERARCH ESO ISS AMBI TAU0 END 0.00951
HIERARCH ESO ISS AMBI TEMP 14.34
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.59