Exposure
ID
GRAVI.2022-09-28T02:11:44.801_1
Header ID
GRAVI.2022-09-28T02:11:44.801
Date updated
2022-09-28 02:25:59 UTC+0000
Release date
2023-09-28 02:25:59 UTC+0000
UTC Start
2022-09-28 02:11:44.801
UTC End
2022-09-28 02:15:44.801
MJD Start
59850.09149075
MJD End
59850.0942685278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0032315
Ambient temperature (°C)
4.67
Seeing (arcsec)
1.45
Observation
ID
52547
Category
science
Program ID
105.207C.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ GIEREN/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MERAND
Target
ID
39053
Name
HR_7578
RA
298.572032
DEC
-23.94315
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 82.9810 82.5200 131.9000 132.7000
A0-J2 114.6780 113.6930 106.6000 107.2000
A0-J3 123.4870 122.8060 55.3200 55.5330
G1-J2 53.2970 52.9300 64.7000 65.0000
G1-J3 131.8910 131.8290 17.5750 17.9220
J2-J3 103.3170 103.3020 355.3520 355.8950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59850.09149075
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR_7578
HIERARCH ESO INS SOBJ NAME HR_7578
RA 298.572032
DEC -23.94315
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 82.981
HIERARCH ESO ISS PBL12 END 82.52
HIERARCH ESO ISS PBLA12 START 131.9
HIERARCH ESO ISS PBLA12 END 132.7
HIERARCH ESO ISS PBL13 START 114.678
HIERARCH ESO ISS PBL13 END 113.693
HIERARCH ESO ISS PBLA13 START 106.6
HIERARCH ESO ISS PBLA13 END 107.2
HIERARCH ESO ISS PBL14 START 123.487
HIERARCH ESO ISS PBL14 END 122.806
HIERARCH ESO ISS PBLA14 START 55.32
HIERARCH ESO ISS PBLA14 END 55.533
HIERARCH ESO ISS PBL23 START 53.297
HIERARCH ESO ISS PBL23 END 52.93
HIERARCH ESO ISS PBLA23 START 64.7
HIERARCH ESO ISS PBLA23 END 65.0
HIERARCH ESO ISS PBL24 START 131.891
HIERARCH ESO ISS PBL24 END 131.829
HIERARCH ESO ISS PBLA24 START 17.575
HIERARCH ESO ISS PBLA24 END 17.922
HIERARCH ESO ISS PBL34 START 103.317
HIERARCH ESO ISS PBL34 END 103.302
HIERARCH ESO ISS PBLA34 START 355.352
HIERARCH ESO ISS PBLA34 END 355.895
HIERARCH ESO ISS AMBI TAU0 START 0.003478
HIERARCH ESO ISS AMBI TAU0 END 0.002985
HIERARCH ESO ISS AMBI TEMP 4.67
HIERARCH ESO ISS AMBI FWHM START 1.37
HIERARCH ESO ISS AMBI FWHM END 1.53