Exposure
ID
PIONI.2025-01-06T08:08:55.745_1
Header ID
PIONI.2025-01-06T08:08:55.745
Date updated
2025-01-06 08:15:31 UTC+0000
Release date
2025-01-06 08:08:55 UTC+0000
UTC Start
2025-01-06 08:08:55.745
UTC End
2025-01-06 08:09:34.145
MJD Start
60681.339534088
MJD End
60681.33997853244
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.008001000000000001
Ambient temperature (°C)
13.77
Seeing (arcsec)
0.56
Observation
ID
63105
Category
calibrator
Program ID
114.2714.002
Program Title
UNDERSTANDING MASS TRANSFER IN LONG-PERIOD INTERACTING BINARIES
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
47015
Name
HD 108291
RA
186.657903
DEC
-27.18411
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.6080 46.6350 141.7000 141.7000
A0-J2 116.3890 116.5640 78.8000 79.0000
A0-J6 168.7540 168.7650 11.7390 11.8490
B5-J2 103.7330 103.8430 55.3000 55.4000
B5-J6 201.8500 201.8500 1.5380 1.6340
J2-J6 163.5340 163.5930 330.7730 330.8280
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.2714.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60681.339534088
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 108291
RA 186.657903
DEC -27.18411
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
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 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 46.608
HIERARCH ESO ISS PBL12 END 46.635
HIERARCH ESO ISS PBLA12 START 141.7
HIERARCH ESO ISS PBLA12 END 141.7
HIERARCH ESO ISS PBL13 START 116.389
HIERARCH ESO ISS PBL13 END 116.564
HIERARCH ESO ISS PBLA13 START 78.8
HIERARCH ESO ISS PBLA13 END 79.0
HIERARCH ESO ISS PBL14 START 168.754
HIERARCH ESO ISS PBL14 END 168.765
HIERARCH ESO ISS PBLA14 START 11.739
HIERARCH ESO ISS PBLA14 END 11.849
HIERARCH ESO ISS PBL23 START 103.733
HIERARCH ESO ISS PBL23 END 103.843
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.4
HIERARCH ESO ISS PBL24 START 201.85
HIERARCH ESO ISS PBL24 END 201.85
HIERARCH ESO ISS PBLA24 START 1.538
HIERARCH ESO ISS PBLA24 END 1.634
HIERARCH ESO ISS PBL34 START 163.534
HIERARCH ESO ISS PBL34 END 163.593
HIERARCH ESO ISS PBLA34 START 330.773
HIERARCH ESO ISS PBLA34 END 330.828
HIERARCH ESO ISS AMBI TAU0 START 0.007924
HIERARCH ESO ISS AMBI TAU0 END 0.008078
HIERARCH ESO ISS AMBI TEMP 13.77
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.55