Exposure
ID
GRAVI.2025-04-23T07:59:06.323_1
Header ID
GRAVI.2025-04-23T07:59:06.323
Date updated
2025-04-23 08:15:56 UTC+0000
Release date
2025-04-23 07:59:06 UTC+0000
UTC Start
2025-04-23 07:59:06.323
UTC End
2025-04-23 08:05:06.323
MJD Start
60788.33271207
MJD End
60788.33687873666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0057035
Ambient temperature (°C)
13.09
Seeing (arcsec)
0.875
Observation
ID
66937
Category
calibrator
Program ID
115.28G0.002
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
49765
Name
HD_148053
RA
246.493435
DEC
-12.1989
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.2510 85.5910 119.8000 120.4000
A0-J2 125.1870 124.2860 95.9000 96.3000
A0-K0 126.3300 125.7580 74.2690 74.5270
G1-J2 58.0420 57.9190 58.9000 59.1000
G1-K0 90.2170 90.3060 31.2250 31.6470
J2-K0 47.2450 47.2280 356.4520 357.1610
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28G0.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60788.33271207
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 148053
HIERARCH ESO INS SOBJ NAME HD_148053
RA 246.493435
DEC -12.1989
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 86.251
HIERARCH ESO ISS PBL12 END 85.591
HIERARCH ESO ISS PBLA12 START 119.8
HIERARCH ESO ISS PBLA12 END 120.4
HIERARCH ESO ISS PBL13 START 125.187
HIERARCH ESO ISS PBL13 END 124.286
HIERARCH ESO ISS PBLA13 START 95.9
HIERARCH ESO ISS PBLA13 END 96.3
HIERARCH ESO ISS PBL14 START 126.33
HIERARCH ESO ISS PBL14 END 125.758
HIERARCH ESO ISS PBLA14 START 74.269
HIERARCH ESO ISS PBLA14 END 74.527
HIERARCH ESO ISS PBL23 START 58.042
HIERARCH ESO ISS PBL23 END 57.919
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 59.1
HIERARCH ESO ISS PBL24 START 90.217
HIERARCH ESO ISS PBL24 END 90.306
HIERARCH ESO ISS PBLA24 START 31.225
HIERARCH ESO ISS PBLA24 END 31.647
HIERARCH ESO ISS PBL34 START 47.245
HIERARCH ESO ISS PBL34 END 47.228
HIERARCH ESO ISS PBLA34 START 356.452
HIERARCH ESO ISS PBLA34 END 357.161
HIERARCH ESO ISS AMBI TAU0 START 0.005485
HIERARCH ESO ISS AMBI TAU0 END 0.005922
HIERARCH ESO ISS AMBI TEMP 13.09
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.96