Exposure
ID
GRAVI.2022-05-16T08:02:25.246_1
Header ID
GRAVI.2022-05-16T08:02:25.246
Date updated
2022-05-16 08:17:03 UTC+0000
Release date
2023-05-16 08:17:03 UTC+0000
UTC Start
2022-05-16 08:02:25.246
UTC End
2022-05-16 08:06:25.246
MJD Start
59715.33501442
MJD End
59715.3377921978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002733
Ambient temperature (°C)
9.68
Seeing (arcsec)
1.195
Observation
ID
50854
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
37936
Name
HR_6993
RA
279.398799
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 87.6050 87.2080 114.4000 114.5000
A0-J2 128.5980 128.3380 92.6000 92.6000
A0-J3 128.9220 129.3370 49.4830 49.6410
G1-J2 57.3780 57.5280 58.1000 58.2000
G1-J3 121.3470 121.4990 8.6410 9.1000
J2-J3 94.6520 94.3960 341.2270 341.6910
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 59715.33501442
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR_6993
HIERARCH ESO INS SOBJ NAME HR_6993
RA 279.398799
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 87.605
HIERARCH ESO ISS PBL12 END 87.208
HIERARCH ESO ISS PBLA12 START 114.4
HIERARCH ESO ISS PBLA12 END 114.5
HIERARCH ESO ISS PBL13 START 128.598
HIERARCH ESO ISS PBL13 END 128.338
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 128.922
HIERARCH ESO ISS PBL14 END 129.337
HIERARCH ESO ISS PBLA14 START 49.483
HIERARCH ESO ISS PBLA14 END 49.641
HIERARCH ESO ISS PBL23 START 57.378
HIERARCH ESO ISS PBL23 END 57.528
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 121.347
HIERARCH ESO ISS PBL24 END 121.499
HIERARCH ESO ISS PBLA24 START 8.641
HIERARCH ESO ISS PBLA24 END 9.1
HIERARCH ESO ISS PBL34 START 94.652
HIERARCH ESO ISS PBL34 END 94.396
HIERARCH ESO ISS PBLA34 START 341.227
HIERARCH ESO ISS PBLA34 END 341.691
HIERARCH ESO ISS AMBI TAU0 START 0.002813
HIERARCH ESO ISS AMBI TAU0 END 0.002653
HIERARCH ESO ISS AMBI TEMP 9.68
HIERARCH ESO ISS AMBI FWHM START 1.27
HIERARCH ESO ISS AMBI FWHM END 1.12