Exposure
ID
GRAVI.2025-03-25T06:20:59.800_1
Header ID
GRAVI.2025-03-25T06:20:59.800
Date updated
2025-03-25 06:30:51 UTC+0000
Release date
2026-03-25 06:30:51 UTC+0000
UTC Start
2025-03-25 06:20:59.800
UTC End
2025-03-25 06:22:19.800
MJD Start
60759.26458102
MJD End
60759.26550694592
Exposure time (s)
80.0
Validation level
1
Tau 0: Coherence time (s)
0.002316
Ambient temperature (°C)
13.68
Seeing (arcsec)
0.9450000000000001
Observation
ID
65879
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
49036
Name
DQ_Leo
RA
176.993159
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 63.4600 63.0500 103.5000 103.5000
A0-J2 111.3240 110.9010 80.8000 80.6000
A0-K0 124.2550 124.0710 65.5350 65.3630
G1-J2 58.2190 58.2120 55.9000 55.7000
G1-K0 83.9040 84.0380 37.7750 37.7590
J2-K0 33.8080 33.8300 5.4350 5.6840
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 60759.26458102
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME DQ-Leo
HIERARCH ESO INS SOBJ NAME DQ_Leo
RA 176.993159
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 63.46
HIERARCH ESO ISS PBL12 END 63.05
HIERARCH ESO ISS PBLA12 START 103.5
HIERARCH ESO ISS PBLA12 END 103.5
HIERARCH ESO ISS PBL13 START 111.324
HIERARCH ESO ISS PBL13 END 110.901
HIERARCH ESO ISS PBLA13 START 80.8
HIERARCH ESO ISS PBLA13 END 80.6
HIERARCH ESO ISS PBL14 START 124.255
HIERARCH ESO ISS PBL14 END 124.071
HIERARCH ESO ISS PBLA14 START 65.535
HIERARCH ESO ISS PBLA14 END 65.363
HIERARCH ESO ISS PBL23 START 58.219
HIERARCH ESO ISS PBL23 END 58.212
HIERARCH ESO ISS PBLA23 START 55.9
HIERARCH ESO ISS PBLA23 END 55.7
HIERARCH ESO ISS PBL24 START 83.904
HIERARCH ESO ISS PBL24 END 84.038
HIERARCH ESO ISS PBLA24 START 37.775
HIERARCH ESO ISS PBLA24 END 37.759
HIERARCH ESO ISS PBL34 START 33.808
HIERARCH ESO ISS PBL34 END 33.83
HIERARCH ESO ISS PBLA34 START 5.435
HIERARCH ESO ISS PBLA34 END 5.684
HIERARCH ESO ISS AMBI TAU0 START 0.002316
HIERARCH ESO ISS AMBI TAU0 END 0.002316
HIERARCH ESO ISS AMBI TEMP 13.68
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.92