Exposure
ID
GRAVI.2021-09-06T03:44:48.339_1
Header ID
GRAVI.2021-09-06T03:44:48.339
Date updated
2021-09-06 03:56:30 UTC+0000
Release date
2022-09-06 03:56:30 UTC+0000
UTC Start
2021-09-06 03:44:48.339
UTC End
2021-09-06 03:48:48.339
MJD Start
59463.15611504
MJD End
59463.1588928178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00528
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.46
Observation
ID
48141
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
36125
Name
HR_7578
RA
298.572065
DEC
-23.94305
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 82.1580 81.6840 133.2000 134.0000
A0-J2 112.9100 111.8790 107.6000 108.2000
A0-J3 122.2580 121.5310 55.6930 55.8930
G1-J2 52.6360 52.2450 65.2000 65.4000
G1-J3 131.7770 131.7060 18.1880 18.5270
J2-J3 103.2910 103.2790 356.3180 356.8630
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 59463.15611504
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR_7578
HIERARCH ESO INS SOBJ NAME HR_7578
RA 298.572065
DEC -23.94305
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 82.158
HIERARCH ESO ISS PBL12 END 81.684
HIERARCH ESO ISS PBLA12 START 133.2
HIERARCH ESO ISS PBLA12 END 134.0
HIERARCH ESO ISS PBL13 START 112.91
HIERARCH ESO ISS PBL13 END 111.879
HIERARCH ESO ISS PBLA13 START 107.6
HIERARCH ESO ISS PBLA13 END 108.2
HIERARCH ESO ISS PBL14 START 122.258
HIERARCH ESO ISS PBL14 END 121.531
HIERARCH ESO ISS PBLA14 START 55.693
HIERARCH ESO ISS PBLA14 END 55.893
HIERARCH ESO ISS PBL23 START 52.636
HIERARCH ESO ISS PBL23 END 52.245
HIERARCH ESO ISS PBLA23 START 65.2
HIERARCH ESO ISS PBLA23 END 65.4
HIERARCH ESO ISS PBL24 START 131.777
HIERARCH ESO ISS PBL24 END 131.706
HIERARCH ESO ISS PBLA24 START 18.188
HIERARCH ESO ISS PBLA24 END 18.527
HIERARCH ESO ISS PBL34 START 103.291
HIERARCH ESO ISS PBL34 END 103.279
HIERARCH ESO ISS PBLA34 START 356.318
HIERARCH ESO ISS PBLA34 END 356.863
HIERARCH ESO ISS AMBI TAU0 START 0.005087
HIERARCH ESO ISS AMBI TAU0 END 0.005473
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.44