Exposure
ID
GRAVI.2024-09-02T03:08:07.596_1
Header ID
GRAVI.2024-09-02T03:08:07.596
Date updated
2024-09-02 03:25:35 UTC+0000
Release date
2024-09-02 03:08:07 UTC+0000
UTC Start
2024-09-02 03:08:07.596
UTC End
2024-09-02 03:14:47.596
MJD Start
60555.13064347
MJD End
60555.1352730996
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.006642
Ambient temperature (°C)
15.36
Seeing (arcsec)
0.88
Observation
ID
59900
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
44439
Name
HD_231808
RA
293.438135
DEC
15.24635
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 70.4950 68.8980 108.1000 108.1000
A0-J2 116.5630 114.8960 85.4000 84.9000
A0-K0 125.7970 125.1140 68.7270 68.1480
G1-J2 58.2210 58.2270 57.7000 57.2000
G1-K0 84.1640 84.7290 36.6270 36.6860
J2-K0 36.4070 36.4420 1.6130 2.6330
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 60555.13064347
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD231808
HIERARCH ESO INS SOBJ NAME HD_231808
RA 293.438135
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 70.495
HIERARCH ESO ISS PBL12 END 68.898
HIERARCH ESO ISS PBLA12 START 108.1
HIERARCH ESO ISS PBLA12 END 108.1
HIERARCH ESO ISS PBL13 START 116.563
HIERARCH ESO ISS PBL13 END 114.896
HIERARCH ESO ISS PBLA13 START 85.4
HIERARCH ESO ISS PBLA13 END 84.9
HIERARCH ESO ISS PBL14 START 125.797
HIERARCH ESO ISS PBL14 END 125.114
HIERARCH ESO ISS PBLA14 START 68.727
HIERARCH ESO ISS PBLA14 END 68.148
HIERARCH ESO ISS PBL23 START 58.221
HIERARCH ESO ISS PBL23 END 58.227
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.2
HIERARCH ESO ISS PBL24 START 84.164
HIERARCH ESO ISS PBL24 END 84.729
HIERARCH ESO ISS PBLA24 START 36.627
HIERARCH ESO ISS PBLA24 END 36.686
HIERARCH ESO ISS PBL34 START 36.407
HIERARCH ESO ISS PBL34 END 36.442
HIERARCH ESO ISS PBLA34 START 1.613
HIERARCH ESO ISS PBLA34 END 2.633
HIERARCH ESO ISS AMBI TAU0 START 0.006642
HIERARCH ESO ISS AMBI TAU0 END 0.006642
HIERARCH ESO ISS AMBI TEMP 15.36
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.91