Exposure
ID
GRAVI.2025-04-25T02:17:53.707_1
Header ID
GRAVI.2025-04-25T02:17:53.707
Date updated
2025-04-25 02:35:43 UTC+0000
Release date
2025-04-25 02:17:53 UTC+0000
UTC Start
2025-04-25 02:17:53.707
UTC End
2025-04-25 02:24:33.707
MJD Start
60790.0957605
MJD End
60790.10039012963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0139695
Ambient temperature (°C)
14.06
Seeing (arcsec)
0.48
Observation
ID
66952
Category
calibrator
Program ID
115.282L.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
49774
Name
HD_99848
RA
172.295015
DEC
-6.69851
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 88.5240 87.9840 115.9000 116.2000
A0-J2 128.6110 128.1740 93.3000 93.5000
A0-K0 127.9560 127.9770 72.5320 72.7410
G1-J2 57.9030 58.0400 57.3000 57.6000
G1-K0 87.9140 88.2170 28.8280 29.3880
J2-K0 46.1960 46.1360 352.1000 352.8720
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60790.0957605
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 99848
HIERARCH ESO INS SOBJ NAME HD_99848
RA 172.295015
DEC -6.69851
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 88.524
HIERARCH ESO ISS PBL12 END 87.984
HIERARCH ESO ISS PBLA12 START 115.9
HIERARCH ESO ISS PBLA12 END 116.2
HIERARCH ESO ISS PBL13 START 128.611
HIERARCH ESO ISS PBL13 END 128.174
HIERARCH ESO ISS PBLA13 START 93.3
HIERARCH ESO ISS PBLA13 END 93.5
HIERARCH ESO ISS PBL14 START 127.956
HIERARCH ESO ISS PBL14 END 127.977
HIERARCH ESO ISS PBLA14 START 72.532
HIERARCH ESO ISS PBLA14 END 72.741
HIERARCH ESO ISS PBL23 START 57.903
HIERARCH ESO ISS PBL23 END 58.04
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 87.914
HIERARCH ESO ISS PBL24 END 88.217
HIERARCH ESO ISS PBLA24 START 28.828
HIERARCH ESO ISS PBLA24 END 29.388
HIERARCH ESO ISS PBL34 START 46.196
HIERARCH ESO ISS PBL34 END 46.136
HIERARCH ESO ISS PBLA34 START 352.1
HIERARCH ESO ISS PBLA34 END 352.872
HIERARCH ESO ISS AMBI TAU0 START 0.013122
HIERARCH ESO ISS AMBI TAU0 END 0.014817
HIERARCH ESO ISS AMBI TEMP 14.06
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.5