Exposure
ID
GRAVI.2021-11-10T00:31:27.264_1
Header ID
GRAVI.2021-11-10T00:31:27.264
Date updated
2021-11-10 00:45:32 UTC+0000
Release date
2022-11-10 00:45:32 UTC+0000
UTC Start
2021-11-10 00:31:27.264
UTC End
2021-11-10 00:35:27.264
MJD Start
59528.02184333
MJD End
59528.0246211078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00283
Ambient temperature (°C)
11.97
Seeing (arcsec)
0.665
Observation
ID
48839
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
36553
Name
LL_Aqr
RA
338.67488
DEC
-3.5996
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.8930 86.4590 115.7000 115.9000
A0-J2 127.6810 127.2900 93.2000 93.2000
A0-J3 130.9430 131.2080 49.5480 49.7110
G1-J2 57.9840 58.0600 58.1000 58.2000
G1-J3 124.5080 124.6530 9.8730 10.3130
J2-J3 96.1050 95.8930 343.1540 343.6400
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 59528.02184333
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME LL_Aqr
HIERARCH ESO INS SOBJ NAME LL_Aqr
RA 338.67488
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 J3
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 86.893
HIERARCH ESO ISS PBL12 END 86.459
HIERARCH ESO ISS PBLA12 START 115.7
HIERARCH ESO ISS PBLA12 END 115.9
HIERARCH ESO ISS PBL13 START 127.681
HIERARCH ESO ISS PBL13 END 127.29
HIERARCH ESO ISS PBLA13 START 93.2
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 130.943
HIERARCH ESO ISS PBL14 END 131.208
HIERARCH ESO ISS PBLA14 START 49.548
HIERARCH ESO ISS PBLA14 END 49.711
HIERARCH ESO ISS PBL23 START 57.984
HIERARCH ESO ISS PBL23 END 58.06
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 124.508
HIERARCH ESO ISS PBL24 END 124.653
HIERARCH ESO ISS PBLA24 START 9.873
HIERARCH ESO ISS PBLA24 END 10.313
HIERARCH ESO ISS PBL34 START 96.105
HIERARCH ESO ISS PBL34 END 95.893
HIERARCH ESO ISS PBLA34 START 343.154
HIERARCH ESO ISS PBLA34 END 343.64
HIERARCH ESO ISS AMBI TAU0 START 0.002964
HIERARCH ESO ISS AMBI TAU0 END 0.002696
HIERARCH ESO ISS AMBI TEMP 11.97
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.63