Exposure
ID
GRAVI.2022-06-11T09:42:03.312_1
Header ID
GRAVI.2022-06-11T09:42:03.312
Date updated
2022-06-11 09:55:57 UTC+0000
Release date
2023-06-11 09:55:57 UTC+0000
UTC Start
2022-06-11 09:42:03.312
UTC End
2022-06-11 09:46:03.312
MJD Start
59741.404205
MJD End
59741.4069827778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00294
Ambient temperature (°C)
10.29
Seeing (arcsec)
0.555
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 90.1160 89.9610 114.0000 114.1000
A0-J2 129.0460 129.1530 92.4000 92.4000
A0-K0 125.7730 126.1690 71.7720 71.8960
G1-J2 56.1490 56.3790 56.1000 56.3000
G1-K0 84.6010 84.8610 26.0390 26.4590
J2-K0 45.7050 45.6420 348.0330 348.4780
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 59741.404205
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 90.116
HIERARCH ESO ISS PBL12 END 89.961
HIERARCH ESO ISS PBLA12 START 114.0
HIERARCH ESO ISS PBLA12 END 114.1
HIERARCH ESO ISS PBL13 START 129.046
HIERARCH ESO ISS PBL13 END 129.153
HIERARCH ESO ISS PBLA13 START 92.4
HIERARCH ESO ISS PBLA13 END 92.4
HIERARCH ESO ISS PBL14 START 125.773
HIERARCH ESO ISS PBL14 END 126.169
HIERARCH ESO ISS PBLA14 START 71.772
HIERARCH ESO ISS PBLA14 END 71.896
HIERARCH ESO ISS PBL23 START 56.149
HIERARCH ESO ISS PBL23 END 56.379
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 56.3
HIERARCH ESO ISS PBL24 START 84.601
HIERARCH ESO ISS PBL24 END 84.861
HIERARCH ESO ISS PBLA24 START 26.039
HIERARCH ESO ISS PBLA24 END 26.459
HIERARCH ESO ISS PBL34 START 45.705
HIERARCH ESO ISS PBL34 END 45.642
HIERARCH ESO ISS PBLA34 START 348.033
HIERARCH ESO ISS PBLA34 END 348.478
HIERARCH ESO ISS AMBI TAU0 START 0.003066
HIERARCH ESO ISS AMBI TAU0 END 0.002814
HIERARCH ESO ISS AMBI TEMP 10.29
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.57