Exposure
ID
GRAVI.2023-09-18T05:30:38.085_1
Header ID
GRAVI.2023-09-18T05:30:38.085
Date updated
2023-09-18 05:40:28 UTC+0000
Release date
2024-09-18 05:40:28 UTC+0000
UTC Start
2023-09-18 05:30:38.085
UTC End
2023-09-18 05:34:38.085
MJD Start
60205.22960747
MJD End
60205.23238524778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0024165000000000002
Ambient temperature (°C)
10.04
Seeing (arcsec)
1.02
Observation
ID
57031
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
42286
Name
HD_9939
RA
24.353318
DEC
25.16668
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 66.6510 66.8950 277.8000 277.3000
K0-D0 84.5450 85.2940 263.3000 262.9000
K0-J3 46.9220 46.5740 319.5610 319.6060
G2-D0 26.0980 26.4480 223.4000 223.7000
G2-J3 44.4810 45.1080 53.1660 53.3090
D0-J3 70.3390 71.3240 49.5520 49.7720
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 60205.22960747
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD9939
HIERARCH ESO INS SOBJ NAME HD_9939
RA 24.353318
DEC 25.16668
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 66.651
HIERARCH ESO ISS PBL12 END 66.895
HIERARCH ESO ISS PBLA12 START 277.8
HIERARCH ESO ISS PBLA12 END 277.3
HIERARCH ESO ISS PBL13 START 84.545
HIERARCH ESO ISS PBL13 END 85.294
HIERARCH ESO ISS PBLA13 START 263.3
HIERARCH ESO ISS PBLA13 END 262.9
HIERARCH ESO ISS PBL14 START 46.922
HIERARCH ESO ISS PBL14 END 46.574
HIERARCH ESO ISS PBLA14 START 319.561
HIERARCH ESO ISS PBLA14 END 319.606
HIERARCH ESO ISS PBL23 START 26.098
HIERARCH ESO ISS PBL23 END 26.448
HIERARCH ESO ISS PBLA23 START 223.4
HIERARCH ESO ISS PBLA23 END 223.7
HIERARCH ESO ISS PBL24 START 44.481
HIERARCH ESO ISS PBL24 END 45.108
HIERARCH ESO ISS PBLA24 START 53.166
HIERARCH ESO ISS PBLA24 END 53.309
HIERARCH ESO ISS PBL34 START 70.339
HIERARCH ESO ISS PBL34 END 71.324
HIERARCH ESO ISS PBLA34 START 49.552
HIERARCH ESO ISS PBLA34 END 49.772
HIERARCH ESO ISS AMBI TAU0 START 0.00226
HIERARCH ESO ISS AMBI TAU0 END 0.002573
HIERARCH ESO ISS AMBI TEMP 10.04
HIERARCH ESO ISS AMBI FWHM START 1.04
HIERARCH ESO ISS AMBI FWHM END 1.0