Exposure
ID
PIONI.2025-01-04T07:28:20.518_1
Header ID
PIONI.2025-01-04T07:28:20.518
Date updated
2025-01-04 07:35:41 UTC+0000
Release date
2025-01-04 07:28:20 UTC+0000
UTC Start
2025-01-04 07:28:20.518
UTC End
2025-01-04 07:28:58.918
MJD Start
60679.3113485929
MJD End
60679.31179303734
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0041624999999999995
Ambient temperature (°C)
10.75
Seeing (arcsec)
1.05
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 44.5960 44.6350 139.1000 139.2000
A0-J2 104.3000 104.5250 71.6000 71.7000
A0-J6 168.2050 168.2110 4.8700 4.9860
B5-J2 96.4870 96.6150 46.3000 46.5000
B5-J6 201.8650 201.8650 355.7660 355.8610
J2-J6 159.0900 159.1790 327.8420 327.8830
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 60679.3113485929
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 44.596
HIERARCH ESO ISS PBL12 END 44.635
HIERARCH ESO ISS PBLA12 START 139.1
HIERARCH ESO ISS PBLA12 END 139.2
HIERARCH ESO ISS PBL13 START 104.3
HIERARCH ESO ISS PBL13 END 104.525
HIERARCH ESO ISS PBLA13 START 71.6
HIERARCH ESO ISS PBLA13 END 71.7
HIERARCH ESO ISS PBL14 START 168.205
HIERARCH ESO ISS PBL14 END 168.211
HIERARCH ESO ISS PBLA14 START 4.87
HIERARCH ESO ISS PBLA14 END 4.986
HIERARCH ESO ISS PBL23 START 96.487
HIERARCH ESO ISS PBL23 END 96.615
HIERARCH ESO ISS PBLA23 START 46.3
HIERARCH ESO ISS PBLA23 END 46.5
HIERARCH ESO ISS PBL24 START 201.865
HIERARCH ESO ISS PBL24 END 201.865
HIERARCH ESO ISS PBLA24 START 355.766
HIERARCH ESO ISS PBLA24 END 355.861
HIERARCH ESO ISS PBL34 START 159.09
HIERARCH ESO ISS PBL34 END 159.179
HIERARCH ESO ISS PBLA34 START 327.842
HIERARCH ESO ISS PBLA34 END 327.883
HIERARCH ESO ISS AMBI TAU0 START 0.003811
HIERARCH ESO ISS AMBI TAU0 END 0.004514
HIERARCH ESO ISS AMBI TEMP 10.75
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 0.98