Exposure
ID
GRAVI.2025-03-23T08:15:13.033_1
Header ID
GRAVI.2025-03-23T08:15:13.033
Date updated
2025-03-23 08:30:55 UTC+0000
Release date
2025-03-23 08:15:13 UTC+0000
UTC Start
2025-03-23 08:15:13.033
UTC End
2025-03-23 08:21:13.033
MJD Start
60757.34390084
MJD End
60757.34806750667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.003673
Ambient temperature (°C)
13.36
Seeing (arcsec)
0.69
Observation
ID
65835
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
48996
Name
HD_146235
RA
243.988184
DEC
-21.9496
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 89.7920 90.0340 112.5000 113.0000
A0-J2 127.6320 128.1080 89.1000 89.7000
A0-K0 126.2590 126.7160 67.0270 67.7110
G1-J2 57.5400 57.7060 50.9000 51.6000
G1-K0 89.9770 90.0650 21.7020 22.4360
J2-K0 48.6450 48.6410 346.4820 347.1010
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 60757.34390084
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 146235
HIERARCH ESO INS SOBJ NAME HD_146235
RA 243.988184
DEC -21.9496
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 89.792
HIERARCH ESO ISS PBL12 END 90.034
HIERARCH ESO ISS PBLA12 START 112.5
HIERARCH ESO ISS PBLA12 END 113.0
HIERARCH ESO ISS PBL13 START 127.632
HIERARCH ESO ISS PBL13 END 128.108
HIERARCH ESO ISS PBLA13 START 89.1
HIERARCH ESO ISS PBLA13 END 89.7
HIERARCH ESO ISS PBL14 START 126.259
HIERARCH ESO ISS PBL14 END 126.716
HIERARCH ESO ISS PBLA14 START 67.027
HIERARCH ESO ISS PBLA14 END 67.711
HIERARCH ESO ISS PBL23 START 57.54
HIERARCH ESO ISS PBL23 END 57.706
HIERARCH ESO ISS PBLA23 START 50.9
HIERARCH ESO ISS PBLA23 END 51.6
HIERARCH ESO ISS PBL24 START 89.977
HIERARCH ESO ISS PBL24 END 90.065
HIERARCH ESO ISS PBLA24 START 21.702
HIERARCH ESO ISS PBLA24 END 22.436
HIERARCH ESO ISS PBL34 START 48.645
HIERARCH ESO ISS PBL34 END 48.641
HIERARCH ESO ISS PBLA34 START 346.482
HIERARCH ESO ISS PBLA34 END 347.101
HIERARCH ESO ISS AMBI TAU0 START 0.003874
HIERARCH ESO ISS AMBI TAU0 END 0.003472
HIERARCH ESO ISS AMBI TEMP 13.36
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.74