Exposure
ID
GRAVI.2023-08-24T23:52:36.289_1
Header ID
GRAVI.2023-08-24T23:52:36.289
Date updated
2023-08-25 00:05:56 UTC+0000
Release date
2023-08-24 23:52:36 UTC+0000
UTC Start
2023-08-24 23:52:36.289
UTC End
2023-08-24 23:59:16.289
MJD Start
60180.99486446
MJD End
60180.99949408963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0038859999999999997
Ambient temperature (°C)
14.87
Seeing (arcsec)
0.535
Observation
ID
56752
Category
calibrator
Program ID
111.24TN.003
Program Title
SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
42054
Name
HD_159142
RA
263.376159
DEC
-12.75198
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 90.4180 90.2770 114.8000 115.2000
A0-J2 129.1310 129.2280 92.1000 92.5000
A0-K0 127.1430 127.5020 70.6560 71.0960
G1-J2 57.4910 57.6980 54.8000 55.3000
G1-K0 88.5380 88.7700 25.3290 26.0250
J2-K0 47.7270 47.6750 349.0330 349.7510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60180.99486446
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 159142
HIERARCH ESO INS SOBJ NAME HD_159142
RA 263.376159
DEC -12.75198
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 90.418
HIERARCH ESO ISS PBL12 END 90.277
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 115.2
HIERARCH ESO ISS PBL13 START 129.131
HIERARCH ESO ISS PBL13 END 129.228
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 127.143
HIERARCH ESO ISS PBL14 END 127.502
HIERARCH ESO ISS PBLA14 START 70.656
HIERARCH ESO ISS PBLA14 END 71.096
HIERARCH ESO ISS PBL23 START 57.491
HIERARCH ESO ISS PBL23 END 57.698
HIERARCH ESO ISS PBLA23 START 54.8
HIERARCH ESO ISS PBLA23 END 55.3
HIERARCH ESO ISS PBL24 START 88.538
HIERARCH ESO ISS PBL24 END 88.77
HIERARCH ESO ISS PBLA24 START 25.329
HIERARCH ESO ISS PBLA24 END 26.025
HIERARCH ESO ISS PBL34 START 47.727
HIERARCH ESO ISS PBL34 END 47.675
HIERARCH ESO ISS PBLA34 START 349.033
HIERARCH ESO ISS PBLA34 END 349.751
HIERARCH ESO ISS AMBI TAU0 START 0.005331
HIERARCH ESO ISS AMBI TAU0 END 0.002441
HIERARCH ESO ISS AMBI TEMP 14.87
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.63