Exposure
ID
GRAVI.2024-06-10T03:17:55.715_1
Header ID
GRAVI.2024-06-10T03:17:55.715
Date updated
2024-06-10 03:30:43 UTC+0000
Release date
2025-06-10 03:30:43 UTC+0000
UTC Start
2024-06-10 03:17:55.715
UTC End
2024-06-10 03:23:15.715
MJD Start
60471.1374504
MJD End
60471.1411541037
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001849
Ambient temperature (°C)
10.98
Seeing (arcsec)
1.88
Observation
ID
59610
Category
science
Program ID
113.26GP.001
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
44205
Name
HD_325252
RA
275.131623
DEC
-38.06593
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 42.3620 42.6790 136.3000 136.8000
A0-J2 112.4130 113.5480 67.7000 68.8000
A0-J6 169.3940 169.3690 6.9220 7.7280
B5-J2 104.6700 105.2180 45.6000 46.8000
B5-J6 199.0040 199.0300 357.4580 358.1410
J2-J6 150.8820 151.6650 326.3460 326.7690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26GP.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60471.1374504
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 325252
HIERARCH ESO INS SOBJ NAME HD_325252
RA 275.131623
DEC -38.06593
HIERARCH ESO INS SPEC RES MEDIUM
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 42.362
HIERARCH ESO ISS PBL12 END 42.679
HIERARCH ESO ISS PBLA12 START 136.3
HIERARCH ESO ISS PBLA12 END 136.8
HIERARCH ESO ISS PBL13 START 112.413
HIERARCH ESO ISS PBL13 END 113.548
HIERARCH ESO ISS PBLA13 START 67.7
HIERARCH ESO ISS PBLA13 END 68.8
HIERARCH ESO ISS PBL14 START 169.394
HIERARCH ESO ISS PBL14 END 169.369
HIERARCH ESO ISS PBLA14 START 6.922
HIERARCH ESO ISS PBLA14 END 7.728
HIERARCH ESO ISS PBL23 START 104.67
HIERARCH ESO ISS PBL23 END 105.218
HIERARCH ESO ISS PBLA23 START 45.6
HIERARCH ESO ISS PBLA23 END 46.8
HIERARCH ESO ISS PBL24 START 199.004
HIERARCH ESO ISS PBL24 END 199.03
HIERARCH ESO ISS PBLA24 START 357.458
HIERARCH ESO ISS PBLA24 END 358.141
HIERARCH ESO ISS PBL34 START 150.882
HIERARCH ESO ISS PBL34 END 151.665
HIERARCH ESO ISS PBLA34 START 326.346
HIERARCH ESO ISS PBLA34 END 326.769
HIERARCH ESO ISS AMBI TAU0 START 0.001849
HIERARCH ESO ISS AMBI TAU0 END 0.001849
HIERARCH ESO ISS AMBI TEMP 10.98
HIERARCH ESO ISS AMBI FWHM START 1.88
HIERARCH ESO ISS AMBI FWHM END 1.88