Exposure
ID
GRAVI.2022-12-25T05:21:26.069_1
Header ID
GRAVI.2022-12-25T05:21:26.069
Date updated
2022-12-25 05:36:23 UTC+0000
Release date
2023-12-25 05:36:23 UTC+0000
UTC Start
2022-12-25 05:21:26.069
UTC End
2022-12-25 05:25:26.069
MJD Start
59938.22321839
MJD End
59938.2259961678
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004036
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.635
Observation
ID
53671
Category
science
Program ID
110.23QY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GIEREN/ KERVELLA/ MÉRAND/ GRACZYK
Target
ID
39899
Name
HD54563
RA
107.526871
DEC
21.24457
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 68.2670 68.3140 272.6000 272.2000
K0-D0 91.6280 92.1010 257.8000 257.5000
K0-J3 44.9790 44.6160 322.7460 322.9720
G2-D0 31.0160 31.3170 223.5000 223.7000
G2-J3 52.3980 52.9050 51.4330 51.4860
D0-J3 83.2300 84.0430 48.5010 48.6060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23QY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59938.22321839
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD54563
HIERARCH ESO INS SOBJ NAME HD54563
RA 107.526871
DEC 21.24457
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 68.267
HIERARCH ESO ISS PBL12 END 68.314
HIERARCH ESO ISS PBLA12 START 272.6
HIERARCH ESO ISS PBLA12 END 272.2
HIERARCH ESO ISS PBL13 START 91.628
HIERARCH ESO ISS PBL13 END 92.101
HIERARCH ESO ISS PBLA13 START 257.8
HIERARCH ESO ISS PBLA13 END 257.5
HIERARCH ESO ISS PBL14 START 44.979
HIERARCH ESO ISS PBL14 END 44.616
HIERARCH ESO ISS PBLA14 START 322.746
HIERARCH ESO ISS PBLA14 END 322.972
HIERARCH ESO ISS PBL23 START 31.016
HIERARCH ESO ISS PBL23 END 31.317
HIERARCH ESO ISS PBLA23 START 223.5
HIERARCH ESO ISS PBLA23 END 223.7
HIERARCH ESO ISS PBL24 START 52.398
HIERARCH ESO ISS PBL24 END 52.905
HIERARCH ESO ISS PBLA24 START 51.433
HIERARCH ESO ISS PBLA24 END 51.486
HIERARCH ESO ISS PBL34 START 83.23
HIERARCH ESO ISS PBL34 END 84.043
HIERARCH ESO ISS PBLA34 START 48.501
HIERARCH ESO ISS PBLA34 END 48.606
HIERARCH ESO ISS AMBI TAU0 START 0.003833
HIERARCH ESO ISS AMBI TAU0 END 0.004239
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.63