Exposure
ID
GRAVI.2021-09-10T04:06:07.965_1
Header ID
GRAVI.2021-09-10T04:06:07.965
Date updated
2021-09-10 04:16:26 UTC+0000
Release date
2022-09-10 04:16:26 UTC+0000
UTC Start
2021-09-10 04:06:07.965
UTC End
2021-09-10 04:10:07.965
MJD Start
59467.17092552
MJD End
59467.1737032978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0073595
Ambient temperature (°C)
11.08
Seeing (arcsec)
0.46
Observation
ID
48190
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
36118
Name
LL_Aqr
RA
338.674877
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 88.9790 88.6880 114.7000 114.8000
A0-J2 129.1020 128.9720 92.7000 92.8000
A0-J3 128.8590 129.2680 48.3590 48.5850
G1-J2 57.2390 57.3980 57.2000 57.4000
G1-J3 123.7560 123.8680 7.1710 7.6340
J2-J3 97.4140 97.1890 340.4110 340.8540
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 59467.17092552
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME LL_Aqr
HIERARCH ESO INS SOBJ NAME LL_Aqr
RA 338.674877
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 88.979
HIERARCH ESO ISS PBL12 END 88.688
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.8
HIERARCH ESO ISS PBL13 START 129.102
HIERARCH ESO ISS PBL13 END 128.972
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 128.859
HIERARCH ESO ISS PBL14 END 129.268
HIERARCH ESO ISS PBLA14 START 48.359
HIERARCH ESO ISS PBLA14 END 48.585
HIERARCH ESO ISS PBL23 START 57.239
HIERARCH ESO ISS PBL23 END 57.398
HIERARCH ESO ISS PBLA23 START 57.2
HIERARCH ESO ISS PBLA23 END 57.4
HIERARCH ESO ISS PBL24 START 123.756
HIERARCH ESO ISS PBL24 END 123.868
HIERARCH ESO ISS PBLA24 START 7.171
HIERARCH ESO ISS PBLA24 END 7.634
HIERARCH ESO ISS PBL34 START 97.414
HIERARCH ESO ISS PBL34 END 97.189
HIERARCH ESO ISS PBLA34 START 340.411
HIERARCH ESO ISS PBLA34 END 340.854
HIERARCH ESO ISS AMBI TAU0 START 0.007505
HIERARCH ESO ISS AMBI TAU0 END 0.007214
HIERARCH ESO ISS AMBI TEMP 11.08
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.47