Exposure
ID
PIONI.2025-01-07T08:17:32.525_1
Header ID
PIONI.2025-01-07T08:17:32.525
Date updated
2025-01-07 08:25:39 UTC+0000
Release date
2025-01-07 08:17:32 UTC+0000
UTC Start
2025-01-07 08:17:32.525
UTC End
2025-01-07 08:18:10.925
MJD Start
60682.3455153345
MJD End
60682.34595977894
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.009502
Ambient temperature (°C)
14.7
Seeing (arcsec)
0.69
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 47.0060 47.0300 142.5000 142.5000
A0-J2 118.9520 119.1060 80.5000 80.6000
A0-J6 168.9340 168.9460 13.4570 13.5650
B5-J2 105.3620 105.4610 57.3000 57.5000
B5-J6 201.8570 201.8580 3.0330 3.1280
J2-J6 164.3900 164.4410 331.6720 331.7310
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 60682.3455153345
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 47.006
HIERARCH ESO ISS PBL12 END 47.03
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 142.5
HIERARCH ESO ISS PBL13 START 118.952
HIERARCH ESO ISS PBL13 END 119.106
HIERARCH ESO ISS PBLA13 START 80.5
HIERARCH ESO ISS PBLA13 END 80.6
HIERARCH ESO ISS PBL14 START 168.934
HIERARCH ESO ISS PBL14 END 168.946
HIERARCH ESO ISS PBLA14 START 13.457
HIERARCH ESO ISS PBLA14 END 13.565
HIERARCH ESO ISS PBL23 START 105.362
HIERARCH ESO ISS PBL23 END 105.461
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.5
HIERARCH ESO ISS PBL24 START 201.857
HIERARCH ESO ISS PBL24 END 201.858
HIERARCH ESO ISS PBLA24 START 3.033
HIERARCH ESO ISS PBLA24 END 3.128
HIERARCH ESO ISS PBL34 START 164.39
HIERARCH ESO ISS PBL34 END 164.441
HIERARCH ESO ISS PBLA34 START 331.672
HIERARCH ESO ISS PBLA34 END 331.731
HIERARCH ESO ISS AMBI TAU0 START 0.009502
HIERARCH ESO ISS AMBI TAU0 END 0.009502
HIERARCH ESO ISS AMBI TEMP 14.7
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.64