Exposure
ID
GRAVI.2024-09-12T03:02:20.905_1
Header ID
GRAVI.2024-09-12T03:02:20.905
Date updated
2024-09-12 03:20:37 UTC+0000
Release date
2024-09-12 03:02:20 UTC+0000
UTC Start
2024-09-12 03:02:20.905
UTC End
2024-09-12 03:09:00.905
MJD Start
60565.12663084
MJD End
60565.13126046963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.003192
Ambient temperature (°C)
13.98
Seeing (arcsec)
0.79
Observation
ID
60300
Category
calibrator
Program ID
113.26BP.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
Program Type
Normal
PI / COI
GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
ID
44760
Name
HD_231808
RA
293.439282
DEC
15.24635
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 31.7530 31.4370 162.2000 163.6000
A0-J2 107.5800 105.4690 82.8000 82.1000
A0-J6 162.5490 163.3710 36.6720 36.6050
B5-J2 106.4630 105.5060 65.7000 65.0000
B5-J6 182.8470 184.0240 28.5490 28.7650
J2-J6 117.1930 116.9430 355.2760 356.5320
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60565.12663084
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD231808
HIERARCH ESO INS SOBJ NAME HD_231808
RA 293.439282
DEC 15.24635
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 31.753
HIERARCH ESO ISS PBL12 END 31.437
HIERARCH ESO ISS PBLA12 START 162.2
HIERARCH ESO ISS PBLA12 END 163.6
HIERARCH ESO ISS PBL13 START 107.58
HIERARCH ESO ISS PBL13 END 105.469
HIERARCH ESO ISS PBLA13 START 82.8
HIERARCH ESO ISS PBLA13 END 82.1
HIERARCH ESO ISS PBL14 START 162.549
HIERARCH ESO ISS PBL14 END 163.371
HIERARCH ESO ISS PBLA14 START 36.672
HIERARCH ESO ISS PBLA14 END 36.605
HIERARCH ESO ISS PBL23 START 106.463
HIERARCH ESO ISS PBL23 END 105.506
HIERARCH ESO ISS PBLA23 START 65.7
HIERARCH ESO ISS PBLA23 END 65.0
HIERARCH ESO ISS PBL24 START 182.847
HIERARCH ESO ISS PBL24 END 184.024
HIERARCH ESO ISS PBLA24 START 28.549
HIERARCH ESO ISS PBLA24 END 28.765
HIERARCH ESO ISS PBL34 START 117.193
HIERARCH ESO ISS PBL34 END 116.943
HIERARCH ESO ISS PBLA34 START 355.276
HIERARCH ESO ISS PBLA34 END 356.532
HIERARCH ESO ISS AMBI TAU0 START 0.003466
HIERARCH ESO ISS AMBI TAU0 END 0.002918
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.77