Exposure
ID
GRAVI.2022-05-07T06:23:43.055_1
Header ID
GRAVI.2022-05-07T06:23:43.055
Date updated
2022-05-07 06:36:38 UTC+0000
Release date
2023-05-07 06:36:38 UTC+0000
UTC Start
2022-05-07 06:23:43.055
UTC End
2022-05-07 06:27:43.055
MJD Start
59706.26647054
MJD End
59706.2692483178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0024195
Ambient temperature (°C)
9.89
Seeing (arcsec)
0.94
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 75.0160 74.3200 131.0000 131.7000
A0-J2 106.1780 104.8590 102.8000 103.3000
A0-J3 125.2540 124.6190 52.8330 52.8620
G1-J2 53.4780 53.1040 61.4000 61.4000
G1-J3 132.1850 132.2290 19.0820 19.3850
J2-J3 99.3500 99.3320 357.8550 358.4260
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 59706.26647054
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 75.016
HIERARCH ESO ISS PBL12 END 74.32
HIERARCH ESO ISS PBLA12 START 131.0
HIERARCH ESO ISS PBLA12 END 131.7
HIERARCH ESO ISS PBL13 START 106.178
HIERARCH ESO ISS PBL13 END 104.859
HIERARCH ESO ISS PBLA13 START 102.8
HIERARCH ESO ISS PBLA13 END 103.3
HIERARCH ESO ISS PBL14 START 125.254
HIERARCH ESO ISS PBL14 END 124.619
HIERARCH ESO ISS PBLA14 START 52.833
HIERARCH ESO ISS PBLA14 END 52.862
HIERARCH ESO ISS PBL23 START 53.478
HIERARCH ESO ISS PBL23 END 53.104
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 61.4
HIERARCH ESO ISS PBL24 START 132.185
HIERARCH ESO ISS PBL24 END 132.229
HIERARCH ESO ISS PBLA24 START 19.082
HIERARCH ESO ISS PBLA24 END 19.385
HIERARCH ESO ISS PBL34 START 99.35
HIERARCH ESO ISS PBL34 END 99.332
HIERARCH ESO ISS PBLA34 START 357.855
HIERARCH ESO ISS PBLA34 END 358.426
HIERARCH ESO ISS AMBI TAU0 START 0.002391
HIERARCH ESO ISS AMBI TAU0 END 0.002448
HIERARCH ESO ISS AMBI TEMP 9.89
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.98