Exposure
ID
GRAVI.2022-11-22T02:05:04.897_1
Header ID
GRAVI.2022-11-22T02:05:04.897
Date updated
2022-11-22 02:16:24 UTC+0000
Release date
2023-11-22 02:16:24 UTC+0000
UTC Start
2022-11-22 02:05:04.897
UTC End
2022-11-22 02:09:04.897
MJD Start
59905.08686223
MJD End
59905.0896400078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.009265
Ambient temperature (°C)
13.13
Seeing (arcsec)
0.505
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 68.3470 68.3420 271.6000 271.3000
K0-D0 93.2110 93.5920 255.9000 255.7000
K0-J3 46.0280 45.6930 325.2040 325.4990
G2-D0 33.0360 33.3020 222.0000 222.2000
G2-J3 55.2940 55.7380 49.5170 49.5990
D0-J3 88.1510 88.8650 46.6980 46.8230
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 59905.08686223
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 68.347
HIERARCH ESO ISS PBL12 END 68.342
HIERARCH ESO ISS PBLA12 START 271.6
HIERARCH ESO ISS PBLA12 END 271.3
HIERARCH ESO ISS PBL13 START 93.211
HIERARCH ESO ISS PBL13 END 93.592
HIERARCH ESO ISS PBLA13 START 255.9
HIERARCH ESO ISS PBLA13 END 255.7
HIERARCH ESO ISS PBL14 START 46.028
HIERARCH ESO ISS PBL14 END 45.693
HIERARCH ESO ISS PBLA14 START 325.204
HIERARCH ESO ISS PBLA14 END 325.499
HIERARCH ESO ISS PBL23 START 33.036
HIERARCH ESO ISS PBL23 END 33.302
HIERARCH ESO ISS PBLA23 START 222.0
HIERARCH ESO ISS PBLA23 END 222.2
HIERARCH ESO ISS PBL24 START 55.294
HIERARCH ESO ISS PBL24 END 55.738
HIERARCH ESO ISS PBLA24 START 49.517
HIERARCH ESO ISS PBLA24 END 49.599
HIERARCH ESO ISS PBL34 START 88.151
HIERARCH ESO ISS PBL34 END 88.865
HIERARCH ESO ISS PBLA34 START 46.698
HIERARCH ESO ISS PBLA34 END 46.823
HIERARCH ESO ISS AMBI TAU0 START 0.009144
HIERARCH ESO ISS AMBI TAU0 END 0.009386
HIERARCH ESO ISS AMBI TEMP 13.13
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.51