Exposure
ID
GRAVI.2022-06-11T09:27:09.274_1
Header ID
GRAVI.2022-06-11T09:27:09.274
Date updated
2022-06-11 09:41:10 UTC+0000
Release date
2023-06-11 09:41:10 UTC+0000
UTC Start
2022-06-11 09:27:09.274
UTC End
2022-06-11 09:31:09.274
MJD Start
59741.39385734
MJD End
59741.3966351178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003818
Ambient temperature (°C)
10.24
Seeing (arcsec)
0.57
Observation
ID
51231
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
38175
Name
LL_Aqr
RA
338.673775
DEC
-3.5996
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4570 90.3920 113.7000 113.8000
A0-J2 128.3200 128.5810 92.2000 92.2000
A0-K0 124.0760 124.6060 71.2890 71.4360
G1-J2 55.2410 55.5140 55.3000 55.5000
G1-K0 83.6790 83.9420 24.4840 24.9410
J2-K0 45.9390 45.8700 346.5150 346.9410
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 59741.39385734
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME LL_Aqr
HIERARCH ESO INS SOBJ NAME LL_Aqr
RA 338.673775
DEC -3.5996
HIERARCH ESO INS SPEC RES MEDIUM
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 K0
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 90.457
HIERARCH ESO ISS PBL12 END 90.392
HIERARCH ESO ISS PBLA12 START 113.7
HIERARCH ESO ISS PBLA12 END 113.8
HIERARCH ESO ISS PBL13 START 128.32
HIERARCH ESO ISS PBL13 END 128.581
HIERARCH ESO ISS PBLA13 START 92.2
HIERARCH ESO ISS PBLA13 END 92.2
HIERARCH ESO ISS PBL14 START 124.076
HIERARCH ESO ISS PBL14 END 124.606
HIERARCH ESO ISS PBLA14 START 71.289
HIERARCH ESO ISS PBLA14 END 71.436
HIERARCH ESO ISS PBL23 START 55.241
HIERARCH ESO ISS PBL23 END 55.514
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.5
HIERARCH ESO ISS PBL24 START 83.679
HIERARCH ESO ISS PBL24 END 83.942
HIERARCH ESO ISS PBLA24 START 24.484
HIERARCH ESO ISS PBLA24 END 24.941
HIERARCH ESO ISS PBL34 START 45.939
HIERARCH ESO ISS PBL34 END 45.87
HIERARCH ESO ISS PBLA34 START 346.515
HIERARCH ESO ISS PBLA34 END 346.941
HIERARCH ESO ISS AMBI TAU0 START 0.003238
HIERARCH ESO ISS AMBI TAU0 END 0.004398
HIERARCH ESO ISS AMBI TEMP 10.24
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57