Exposure
ID
GRAVI.2022-05-16T04:05:39.651_1
Header ID
GRAVI.2022-05-16T04:05:39.651
Date updated
2022-05-16 04:20:36 UTC+0000
Release date
2023-05-16 04:20:36 UTC+0000
UTC Start
2022-05-16 04:05:39.651
UTC End
2022-05-16 04:09:39.651
MJD Start
59715.17059781
MJD End
59715.1733755878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0029275
Ambient temperature (°C)
10.51
Seeing (arcsec)
1.095
Observation
ID
50836
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
37919
Name
lambda_Vir
RA
214.776247
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 88.0610 87.7190 118.6000 118.9000
A0-J2 127.2530 126.8270 95.1000 95.4000
A0-J3 132.4120 132.4200 49.3140 49.5590
G1-J2 58.2060 58.1730 58.1000 58.3000
G1-J3 130.5010 130.5740 10.1820 10.5980
J2-J3 101.1710 101.0590 344.9080 345.3910
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 59715.17059781
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME lambda_Vir
HIERARCH ESO INS SOBJ NAME lambda_Vir
RA 214.776247
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 88.061
HIERARCH ESO ISS PBL12 END 87.719
HIERARCH ESO ISS PBLA12 START 118.6
HIERARCH ESO ISS PBLA12 END 118.9
HIERARCH ESO ISS PBL13 START 127.253
HIERARCH ESO ISS PBL13 END 126.827
HIERARCH ESO ISS PBLA13 START 95.1
HIERARCH ESO ISS PBLA13 END 95.4
HIERARCH ESO ISS PBL14 START 132.412
HIERARCH ESO ISS PBL14 END 132.42
HIERARCH ESO ISS PBLA14 START 49.314
HIERARCH ESO ISS PBLA14 END 49.559
HIERARCH ESO ISS PBL23 START 58.206
HIERARCH ESO ISS PBL23 END 58.173
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 130.501
HIERARCH ESO ISS PBL24 END 130.574
HIERARCH ESO ISS PBLA24 START 10.182
HIERARCH ESO ISS PBLA24 END 10.598
HIERARCH ESO ISS PBL34 START 101.171
HIERARCH ESO ISS PBL34 END 101.059
HIERARCH ESO ISS PBLA34 START 344.908
HIERARCH ESO ISS PBLA34 END 345.391
HIERARCH ESO ISS AMBI TAU0 START 0.002918
HIERARCH ESO ISS AMBI TAU0 END 0.002937
HIERARCH ESO ISS AMBI TEMP 10.51
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.05