Exposure
ID
GRAVI.2022-05-09T08:34:09.749_1
Header ID
GRAVI.2022-05-09T08:34:09.749
Date updated
2022-05-09 08:46:09 UTC+0000
Release date
2023-05-09 08:46:09 UTC+0000
UTC Start
2022-05-09 08:34:09.749
UTC End
2022-05-09 08:38:09.749
MJD Start
59708.35705728
MJD End
59708.3598350578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.001724
Ambient temperature (°C)
7.19
Seeing (arcsec)
2.05
Observation
ID
50849
Category
science
Program ID
109.22XY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ GIEREN/ KERVELLA/ MÉRAND
Target
ID
37931
Name
HR6993
RA
279.3988
DEC
-0.30958
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 87.2110 86.7890 114.5000 114.7000
A0-J2 128.3400 128.0360 92.6000 92.6000
A0-J3 129.3350 129.7250 49.6370 49.7940
G1-J2 57.5270 57.6620 58.2000 58.2000
G1-J3 121.4990 121.6570 9.0940 9.5570
J2-J3 94.3990 94.1460 341.6860 342.1670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.22XY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59708.35705728
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR6993
HIERARCH ESO INS SOBJ NAME HR6993
RA 279.3988
DEC -0.30958
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 87.211
HIERARCH ESO ISS PBL12 END 86.789
HIERARCH ESO ISS PBLA12 START 114.5
HIERARCH ESO ISS PBLA12 END 114.7
HIERARCH ESO ISS PBL13 START 128.34
HIERARCH ESO ISS PBL13 END 128.036
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 129.335
HIERARCH ESO ISS PBL14 END 129.725
HIERARCH ESO ISS PBLA14 START 49.637
HIERARCH ESO ISS PBLA14 END 49.794
HIERARCH ESO ISS PBL23 START 57.527
HIERARCH ESO ISS PBL23 END 57.662
HIERARCH ESO ISS PBLA23 START 58.2
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 121.499
HIERARCH ESO ISS PBL24 END 121.657
HIERARCH ESO ISS PBLA24 START 9.094
HIERARCH ESO ISS PBLA24 END 9.557
HIERARCH ESO ISS PBL34 START 94.399
HIERARCH ESO ISS PBL34 END 94.146
HIERARCH ESO ISS PBLA34 START 341.686
HIERARCH ESO ISS PBLA34 END 342.167
HIERARCH ESO ISS AMBI TAU0 START 0.001532
HIERARCH ESO ISS AMBI TAU0 END 0.001916
HIERARCH ESO ISS AMBI TEMP 7.19
HIERARCH ESO ISS AMBI FWHM START 2.32
HIERARCH ESO ISS AMBI FWHM END 1.78