Exposure
ID
GRAVI.2023-09-16T05:01:22.388_1
Header ID
GRAVI.2023-09-16T05:01:22.388
Date updated
2023-09-16 05:11:13 UTC+0000
Release date
2024-09-16 05:11:13 UTC+0000
UTC Start
2023-09-16 05:01:22.388
UTC End
2023-09-16 05:04:02.388
MJD Start
60203.2092869
MJD End
60203.2111387519
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003756
Ambient temperature (°C)
16.21
Seeing (arcsec)
0.85
Observation
ID
57008
Category
science
Program ID
111.24N4.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
42267
Name
eta_And
RA
14.301418
DEC
23.41741
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 66.7670 66.9370 277.1000 276.8000
K0-D0 85.2430 85.7630 262.1000 261.8000
K0-J3 47.4100 47.1720 320.3360 320.3850
G2-D0 27.0030 27.2420 222.3000 222.6000
G2-J3 45.7640 46.1930 51.8680 51.9860
D0-J3 72.5310 73.2030 48.3210 48.4900
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60203.2092869
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME eta_And
HIERARCH ESO INS SOBJ NAME eta_And
RA 14.301418
DEC 23.41741
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 66.767
HIERARCH ESO ISS PBL12 END 66.937
HIERARCH ESO ISS PBLA12 START 277.1
HIERARCH ESO ISS PBLA12 END 276.8
HIERARCH ESO ISS PBL13 START 85.243
HIERARCH ESO ISS PBL13 END 85.763
HIERARCH ESO ISS PBLA13 START 262.1
HIERARCH ESO ISS PBLA13 END 261.8
HIERARCH ESO ISS PBL14 START 47.41
HIERARCH ESO ISS PBL14 END 47.172
HIERARCH ESO ISS PBLA14 START 320.336
HIERARCH ESO ISS PBLA14 END 320.385
HIERARCH ESO ISS PBL23 START 27.003
HIERARCH ESO ISS PBL23 END 27.242
HIERARCH ESO ISS PBLA23 START 222.3
HIERARCH ESO ISS PBLA23 END 222.6
HIERARCH ESO ISS PBL24 START 45.764
HIERARCH ESO ISS PBL24 END 46.193
HIERARCH ESO ISS PBLA24 START 51.868
HIERARCH ESO ISS PBLA24 END 51.986
HIERARCH ESO ISS PBL34 START 72.531
HIERARCH ESO ISS PBL34 END 73.203
HIERARCH ESO ISS PBLA34 START 48.321
HIERARCH ESO ISS PBLA34 END 48.49
HIERARCH ESO ISS AMBI TAU0 START 0.003756
HIERARCH ESO ISS AMBI TAU0 END 0.003756
HIERARCH ESO ISS AMBI TEMP 16.21
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.85