Exposure
ID
GRAVI.2023-09-16T23:47:58.804_1
Header ID
GRAVI.2023-09-16T23:47:58.804
Date updated
2023-09-17 00:00:26 UTC+0000
Release date
2024-09-17 00:00:26 UTC+0000
UTC Start
2023-09-16 23:47:58.804
UTC End
2023-09-16 23:51:58.804
MJD Start
60203.99165282
MJD End
60203.99443059778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003756
Ambient temperature (°C)
13.79
Seeing (arcsec)
0.565
Observation
ID
57019
Category
science
Program ID
109.22XY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ GIEREN/ KERVELLA/ MÉRAND
Target
ID
42274
Name
HD166285
RA
272.475115
DEC
3.11881
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.2660 67.0270 270.9000 270.8000
K0-D0 95.9760 95.9500 252.8000 252.7000
K0-J3 49.4860 49.2580 333.6700 334.1520
G2-D0 38.2900 38.4250 219.6000 219.8000
G2-J3 62.6700 62.8720 46.3040 46.4210
D0-J3 100.7970 101.1370 43.7610 43.9040
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.22XY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60203.99165282
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD166285
HIERARCH ESO INS SOBJ NAME HD166285
RA 272.475115
DEC 3.11881
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 67.266
HIERARCH ESO ISS PBL12 END 67.027
HIERARCH ESO ISS PBLA12 START 270.9
HIERARCH ESO ISS PBLA12 END 270.8
HIERARCH ESO ISS PBL13 START 95.976
HIERARCH ESO ISS PBL13 END 95.95
HIERARCH ESO ISS PBLA13 START 252.8
HIERARCH ESO ISS PBLA13 END 252.7
HIERARCH ESO ISS PBL14 START 49.486
HIERARCH ESO ISS PBL14 END 49.258
HIERARCH ESO ISS PBLA14 START 333.67
HIERARCH ESO ISS PBLA14 END 334.152
HIERARCH ESO ISS PBL23 START 38.29
HIERARCH ESO ISS PBL23 END 38.425
HIERARCH ESO ISS PBLA23 START 219.6
HIERARCH ESO ISS PBLA23 END 219.8
HIERARCH ESO ISS PBL24 START 62.67
HIERARCH ESO ISS PBL24 END 62.872
HIERARCH ESO ISS PBLA24 START 46.304
HIERARCH ESO ISS PBLA24 END 46.421
HIERARCH ESO ISS PBL34 START 100.797
HIERARCH ESO ISS PBL34 END 101.137
HIERARCH ESO ISS PBLA34 START 43.761
HIERARCH ESO ISS PBLA34 END 43.904
HIERARCH ESO ISS AMBI TAU0 START 0.003756
HIERARCH ESO ISS AMBI TAU0 END 0.003756
HIERARCH ESO ISS AMBI TEMP 13.79
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.54