Exposure
ID
GRAVI.2022-11-25T01:16:15.445_1
Header ID
GRAVI.2022-11-25T01:16:15.445
Date updated
2022-11-25 01:26:51 UTC+0000
Release date
2023-11-25 01:26:51 UTC+0000
UTC Start
2022-11-25 01:16:15.445
UTC End
2022-11-25 01:20:15.445
MJD Start
59908.05295654
MJD End
59908.0557343178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.005039
Ambient temperature (°C)
12.72
Seeing (arcsec)
0.695
Observation
ID
53226
Category
science
Program ID
110.23QY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GIEREN/ KERVELLA/ MÉRAND/ GRACZYK
Target
ID
39585
Name
HD9312
RA
23.013677
DEC
16.94623
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 67.4780 67.6600 274.4000 274.0000
K0-D0 88.7130 89.3360 258.0000 257.8000
K0-J3 48.8170 48.5110 323.2580 323.4300
G2-D0 30.5860 30.8770 219.6000 219.9000
G2-J3 51.0440 51.5630 48.2500 48.4530
D0-J3 81.4110 82.2260 45.0080 45.2640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23QY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59908.05295654
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 9312
HIERARCH ESO INS SOBJ NAME HD9312
RA 23.013677
DEC 16.94623
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 67.478
HIERARCH ESO ISS PBL12 END 67.66
HIERARCH ESO ISS PBLA12 START 274.4
HIERARCH ESO ISS PBLA12 END 274.0
HIERARCH ESO ISS PBL13 START 88.713
HIERARCH ESO ISS PBL13 END 89.336
HIERARCH ESO ISS PBLA13 START 258.0
HIERARCH ESO ISS PBLA13 END 257.8
HIERARCH ESO ISS PBL14 START 48.817
HIERARCH ESO ISS PBL14 END 48.511
HIERARCH ESO ISS PBLA14 START 323.258
HIERARCH ESO ISS PBLA14 END 323.43
HIERARCH ESO ISS PBL23 START 30.586
HIERARCH ESO ISS PBL23 END 30.877
HIERARCH ESO ISS PBLA23 START 219.6
HIERARCH ESO ISS PBLA23 END 219.9
HIERARCH ESO ISS PBL24 START 51.044
HIERARCH ESO ISS PBL24 END 51.563
HIERARCH ESO ISS PBLA24 START 48.25
HIERARCH ESO ISS PBLA24 END 48.453
HIERARCH ESO ISS PBL34 START 81.411
HIERARCH ESO ISS PBL34 END 82.226
HIERARCH ESO ISS PBLA34 START 45.008
HIERARCH ESO ISS PBLA34 END 45.264
HIERARCH ESO ISS AMBI TAU0 START 0.004937
HIERARCH ESO ISS AMBI TAU0 END 0.005141
HIERARCH ESO ISS AMBI TEMP 12.72
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.65