Exposure
ID
GRAVI.2024-05-12T02:59:13.265_1
Header ID
GRAVI.2024-05-12T02:59:13.265
Date updated
2024-05-12 03:05:47 UTC+0000
Release date
2025-05-12 03:05:46 UTC+0000
UTC Start
2024-05-12 02:59:13.265
UTC End
2024-05-12 03:00:33.265
MJD Start
60442.12445908
MJD End
60442.1253850059
Exposure time (s)
80.0
Validation level
1
Tau 0: Coherence time (s)
0.0024425
Ambient temperature (°C)
12.69
Seeing (arcsec)
0.63
Observation
ID
59224
Category
science
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
43887
Name
DQ_Leo
RA
176.993187
DEC
20.21891
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 66.4860 66.1050 103.9000 103.9000
A0-J2 114.4030 114.0220 82.1000 81.9000
A0-K0 125.5170 125.3680 66.8270 66.6620
G1-J2 58.2150 58.2210 56.9000 56.8000
G1-K0 82.8330 82.9740 37.8700 37.8610
J2-K0 33.6670 33.6810 3.5360 3.7800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60442.12445908
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME DQ-Leo
HIERARCH ESO INS SOBJ NAME DQ_Leo
RA 176.993187
DEC 20.21891
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 96.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 66.486
HIERARCH ESO ISS PBL12 END 66.105
HIERARCH ESO ISS PBLA12 START 103.9
HIERARCH ESO ISS PBLA12 END 103.9
HIERARCH ESO ISS PBL13 START 114.403
HIERARCH ESO ISS PBL13 END 114.022
HIERARCH ESO ISS PBLA13 START 82.1
HIERARCH ESO ISS PBLA13 END 81.9
HIERARCH ESO ISS PBL14 START 125.517
HIERARCH ESO ISS PBL14 END 125.368
HIERARCH ESO ISS PBLA14 START 66.827
HIERARCH ESO ISS PBLA14 END 66.662
HIERARCH ESO ISS PBL23 START 58.215
HIERARCH ESO ISS PBL23 END 58.221
HIERARCH ESO ISS PBLA23 START 56.9
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 82.833
HIERARCH ESO ISS PBL24 END 82.974
HIERARCH ESO ISS PBLA24 START 37.87
HIERARCH ESO ISS PBLA24 END 37.861
HIERARCH ESO ISS PBL34 START 33.667
HIERARCH ESO ISS PBL34 END 33.681
HIERARCH ESO ISS PBLA34 START 3.536
HIERARCH ESO ISS PBLA34 END 3.78
HIERARCH ESO ISS AMBI TAU0 START 0.002355
HIERARCH ESO ISS AMBI TAU0 END 0.00253
HIERARCH ESO ISS AMBI TEMP 12.69
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.63