Exposure
ID
GRAVI.2021-09-06T04:33:18.462_1
Header ID
GRAVI.2021-09-06T04:33:18.462
Date updated
2021-09-06 04:45:35 UTC+0000
Release date
2022-09-06 04:45:35 UTC+0000
UTC Start
2021-09-06 04:33:18.462
UTC End
2021-09-06 04:37:18.462
MJD Start
59463.18979701
MJD End
59463.1925747878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00677
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.44
Observation
ID
48133
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
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.1390 87.7810 115.1000 115.3000
A0-J2 128.6500 128.4000 92.9000 93.0000
A0-J3 129.9100 130.2570 48.9470 49.1340
G1-J2 57.6370 57.7600 57.6000 57.8000
G1-J3 124.0710 124.2000 8.4140 8.8590
J2-J3 96.8110 96.5900 341.6220 342.0770
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 59463.18979701
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 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 88.139
HIERARCH ESO ISS PBL12 END 87.781
HIERARCH ESO ISS PBLA12 START 115.1
HIERARCH ESO ISS PBLA12 END 115.3
HIERARCH ESO ISS PBL13 START 128.65
HIERARCH ESO ISS PBL13 END 128.4
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 129.91
HIERARCH ESO ISS PBL14 END 130.257
HIERARCH ESO ISS PBLA14 START 48.947
HIERARCH ESO ISS PBLA14 END 49.134
HIERARCH ESO ISS PBL23 START 57.637
HIERARCH ESO ISS PBL23 END 57.76
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.8
HIERARCH ESO ISS PBL24 START 124.071
HIERARCH ESO ISS PBL24 END 124.2
HIERARCH ESO ISS PBLA24 START 8.414
HIERARCH ESO ISS PBLA24 END 8.859
HIERARCH ESO ISS PBL34 START 96.811
HIERARCH ESO ISS PBL34 END 96.59
HIERARCH ESO ISS PBLA34 START 341.622
HIERARCH ESO ISS PBLA34 END 342.077
HIERARCH ESO ISS AMBI TAU0 START 0.007795
HIERARCH ESO ISS AMBI TAU0 END 0.005745
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.49