Exposure
ID
GRAVI.2021-11-23T02:16:56.178_1
Header ID
GRAVI.2021-11-23T02:16:56.178
Date updated
2021-11-23 02:30:52 UTC+0000
Release date
2022-11-23 02:30:52 UTC+0000
UTC Start
2021-11-23 02:16:56.178
UTC End
2021-11-23 02:20:56.178
MJD Start
59541.09509465
MJD End
59541.0978724278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.008181
Ambient temperature (°C)
14.73
Seeing (arcsec)
0.55
Observation
ID
48766
Category
science
Program ID
108.221X.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
ID
36524
Name
HD9312
RA
23.013646
DEC
16.94628
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2030 68.1130 270.4000 270.1000
K0-D0 94.5500 94.8190 254.9000 254.6000
K0-J3 44.6980 44.3570 326.4570 326.8050
G2-D0 34.0650 34.3150 222.7000 222.8000
G2-J3 56.9940 57.3980 49.7590 49.7850
D0-J3 90.8960 91.5540 47.1090 47.1750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221X.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59541.09509465
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 9312
HIERARCH ESO INS SOBJ NAME HD9312
RA 23.013646
DEC 16.94628
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.203
HIERARCH ESO ISS PBL12 END 68.113
HIERARCH ESO ISS PBLA12 START 270.4
HIERARCH ESO ISS PBLA12 END 270.1
HIERARCH ESO ISS PBL13 START 94.55
HIERARCH ESO ISS PBL13 END 94.819
HIERARCH ESO ISS PBLA13 START 254.9
HIERARCH ESO ISS PBLA13 END 254.6
HIERARCH ESO ISS PBL14 START 44.698
HIERARCH ESO ISS PBL14 END 44.357
HIERARCH ESO ISS PBLA14 START 326.457
HIERARCH ESO ISS PBLA14 END 326.805
HIERARCH ESO ISS PBL23 START 34.065
HIERARCH ESO ISS PBL23 END 34.315
HIERARCH ESO ISS PBLA23 START 222.7
HIERARCH ESO ISS PBLA23 END 222.8
HIERARCH ESO ISS PBL24 START 56.994
HIERARCH ESO ISS PBL24 END 57.398
HIERARCH ESO ISS PBLA24 START 49.759
HIERARCH ESO ISS PBLA24 END 49.785
HIERARCH ESO ISS PBL34 START 90.896
HIERARCH ESO ISS PBL34 END 91.554
HIERARCH ESO ISS PBLA34 START 47.109
HIERARCH ESO ISS PBLA34 END 47.175
HIERARCH ESO ISS AMBI TAU0 START 0.008181
HIERARCH ESO ISS AMBI TAU0 END 0.008181
HIERARCH ESO ISS AMBI TEMP 14.73
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55