Exposure
ID
GRAVI.2025-03-12T23:59:20.254_1
Header ID
GRAVI.2025-03-12T23:59:20.254
Date updated
2025-03-13 00:05:51 UTC+0000
Release date
2025-03-12 23:59:20 UTC+0000
UTC Start
2025-03-12 23:59:20.254
UTC End
2025-03-12 23:59:52.254
MJD Start
60746.99953998
MJD End
60746.99991035037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.004851
Ambient temperature (°C)
13.19
Seeing (arcsec)
0.76
Observation
ID
65037
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
48425
Name
HD_44746
RA
95.510356
DEC
-30.5334
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2770 25.2790 144.5000 144.7000
A0-D0 31.8470 31.8370 73.4000 73.5000
A0-C1 22.6210 22.6200 118.1930 118.3200
B2-D0 33.6730 33.6670 28.1000 28.2000
B2-C1 11.2170 11.2150 28.0330 28.1370
D0-C1 22.4560 22.4520 208.0970 208.2010
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60746.99953998
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 44746
HIERARCH ESO INS SOBJ NAME HD_44746
RA 95.510356
DEC -30.5334
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 25.277
HIERARCH ESO ISS PBL12 END 25.279
HIERARCH ESO ISS PBLA12 START 144.5
HIERARCH ESO ISS PBLA12 END 144.7
HIERARCH ESO ISS PBL13 START 31.847
HIERARCH ESO ISS PBL13 END 31.837
HIERARCH ESO ISS PBLA13 START 73.4
HIERARCH ESO ISS PBLA13 END 73.5
HIERARCH ESO ISS PBL14 START 22.621
HIERARCH ESO ISS PBL14 END 22.62
HIERARCH ESO ISS PBLA14 START 118.193
HIERARCH ESO ISS PBLA14 END 118.32
HIERARCH ESO ISS PBL23 START 33.673
HIERARCH ESO ISS PBL23 END 33.667
HIERARCH ESO ISS PBLA23 START 28.1
HIERARCH ESO ISS PBLA23 END 28.2
HIERARCH ESO ISS PBL24 START 11.217
HIERARCH ESO ISS PBL24 END 11.215
HIERARCH ESO ISS PBLA24 START 28.033
HIERARCH ESO ISS PBLA24 END 28.137
HIERARCH ESO ISS PBL34 START 22.456
HIERARCH ESO ISS PBL34 END 22.452
HIERARCH ESO ISS PBLA34 START 208.097
HIERARCH ESO ISS PBLA34 END 208.201
HIERARCH ESO ISS AMBI TAU0 START 0.004851
HIERARCH ESO ISS AMBI TAU0 END 0.004851
HIERARCH ESO ISS AMBI TEMP 13.19
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76