Exposure
ID
GRAVI.2022-05-09T04:28:06.130_1
Header ID
GRAVI.2022-05-09T04:28:06.130
Date updated
2022-05-09 04:41:47 UTC+0000
Release date
2023-05-09 04:41:47 UTC+0000
UTC Start
2022-05-09 04:28:06.130
UTC End
2022-05-09 04:32:06.130
MJD Start
59708.18618206
MJD End
59708.1889598378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.001211
Ambient temperature (°C)
7.19
Seeing (arcsec)
2.16
Observation
ID
50844
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
37926
Name
lambda-Vir
RA
214.776246
DEC
-13.37095
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 88.4440 88.1270 118.1000 118.5000
A0-J2 127.7110 127.3340 94.8000 95.1000
A0-J3 132.3700 132.4080 48.9970 49.2530
G1-J2 58.2260 58.2100 57.8000 58.0000
G1-J3 130.4170 130.4870 9.6690 10.0880
J2-J3 101.3080 101.1940 344.3260 344.8020
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 59708.18618206
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME lam Vir
HIERARCH ESO INS SOBJ NAME lambda-Vir
RA 214.776246
DEC -13.37095
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 88.444
HIERARCH ESO ISS PBL12 END 88.127
HIERARCH ESO ISS PBLA12 START 118.1
HIERARCH ESO ISS PBLA12 END 118.5
HIERARCH ESO ISS PBL13 START 127.711
HIERARCH ESO ISS PBL13 END 127.334
HIERARCH ESO ISS PBLA13 START 94.8
HIERARCH ESO ISS PBLA13 END 95.1
HIERARCH ESO ISS PBL14 START 132.37
HIERARCH ESO ISS PBL14 END 132.408
HIERARCH ESO ISS PBLA14 START 48.997
HIERARCH ESO ISS PBLA14 END 49.253
HIERARCH ESO ISS PBL23 START 58.226
HIERARCH ESO ISS PBL23 END 58.21
HIERARCH ESO ISS PBLA23 START 57.8
HIERARCH ESO ISS PBLA23 END 58.0
HIERARCH ESO ISS PBL24 START 130.417
HIERARCH ESO ISS PBL24 END 130.487
HIERARCH ESO ISS PBLA24 START 9.669
HIERARCH ESO ISS PBLA24 END 10.088
HIERARCH ESO ISS PBL34 START 101.308
HIERARCH ESO ISS PBL34 END 101.194
HIERARCH ESO ISS PBLA34 START 344.326
HIERARCH ESO ISS PBLA34 END 344.802
HIERARCH ESO ISS AMBI TAU0 START 0.001211
HIERARCH ESO ISS AMBI TAU0 END 0.001211
HIERARCH ESO ISS AMBI TEMP 7.19
HIERARCH ESO ISS AMBI FWHM START 2.16
HIERARCH ESO ISS AMBI FWHM END 2.16