Exposure
ID
GRAVI.2022-05-16T04:14:57.674_1
Header ID
GRAVI.2022-05-16T04:14:57.674
Date updated
2022-05-16 04:30:42 UTC+0000
Release date
2023-05-16 04:30:42 UTC+0000
UTC Start
2022-05-16 04:14:57.674
UTC End
2022-05-16 04:18:57.674
MJD Start
59715.17705641
MJD End
59715.1798341878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0031335
Ambient temperature (°C)
10.66
Seeing (arcsec)
0.98
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 87.2850 86.8980 119.4000 119.8000
A0-J2 126.2670 125.7510 95.7000 96.0000
A0-J3 132.3970 132.3500 49.8510 50.0770
G1-J2 58.1170 58.0550 58.6000 58.8000
G1-J3 130.6610 130.7370 11.0980 11.5070
J2-J3 100.9270 100.8190 345.9830 346.4780
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 59715.17705641
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 87.285
HIERARCH ESO ISS PBL12 END 86.898
HIERARCH ESO ISS PBLA12 START 119.4
HIERARCH ESO ISS PBLA12 END 119.8
HIERARCH ESO ISS PBL13 START 126.267
HIERARCH ESO ISS PBL13 END 125.751
HIERARCH ESO ISS PBLA13 START 95.7
HIERARCH ESO ISS PBLA13 END 96.0
HIERARCH ESO ISS PBL14 START 132.397
HIERARCH ESO ISS PBL14 END 132.35
HIERARCH ESO ISS PBLA14 START 49.851
HIERARCH ESO ISS PBLA14 END 50.077
HIERARCH ESO ISS PBL23 START 58.117
HIERARCH ESO ISS PBL23 END 58.055
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 130.661
HIERARCH ESO ISS PBL24 END 130.737
HIERARCH ESO ISS PBLA24 START 11.098
HIERARCH ESO ISS PBLA24 END 11.507
HIERARCH ESO ISS PBL34 START 100.927
HIERARCH ESO ISS PBL34 END 100.819
HIERARCH ESO ISS PBLA34 START 345.983
HIERARCH ESO ISS PBLA34 END 346.478
HIERARCH ESO ISS AMBI TAU0 START 0.003473
HIERARCH ESO ISS AMBI TAU0 END 0.002794
HIERARCH ESO ISS AMBI TEMP 10.66
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 1.07