Exposure
ID
PIONI.2024-11-28T04:15:53.855_1
Header ID
PIONI.2024-11-28T04:15:53.855
Date updated
2024-11-28 04:25:36 UTC+0000
Release date
2025-11-28 04:25:36 UTC+0000
UTC Start
2024-11-28 04:15:53.855
UTC End
2024-11-28 04:16:32.255
MJD Start
60642.1777066574
MJD End
60642.1781511018
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003056
Ambient temperature (°C)
15.5
Seeing (arcsec)
0.745
Observation
ID
62073
Category
science
Program ID
114.2714.002
Program Title
UNDERSTANDING MASS TRANSFER IN LONG-PERIOD INTERACTING BINARIES
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
46170
Name
V417 CMa
RA
105.287502
DEC
-29.10694
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 43.4150 43.4600 138.0000 138.1000
A0-J2 101.4780 101.7060 68.0000 68.2000
A0-J6 168.7710 168.7740 2.9740 3.0900
B5-J2 95.7650 95.8870 42.8000 43.0000
B5-J6 201.8410 201.8420 354.2350 354.3290
J2-J6 155.9630 156.0670 326.8320 326.8710
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.2714.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60642.1777066574
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V417 CMa
RA 105.287502
DEC -29.10694
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 43.415
HIERARCH ESO ISS PBL12 END 43.46
HIERARCH ESO ISS PBLA12 START 138.0
HIERARCH ESO ISS PBLA12 END 138.1
HIERARCH ESO ISS PBL13 START 101.478
HIERARCH ESO ISS PBL13 END 101.706
HIERARCH ESO ISS PBLA13 START 68.0
HIERARCH ESO ISS PBLA13 END 68.2
HIERARCH ESO ISS PBL14 START 168.771
HIERARCH ESO ISS PBL14 END 168.774
HIERARCH ESO ISS PBLA14 START 2.974
HIERARCH ESO ISS PBLA14 END 3.09
HIERARCH ESO ISS PBL23 START 95.765
HIERARCH ESO ISS PBL23 END 95.887
HIERARCH ESO ISS PBLA23 START 42.8
HIERARCH ESO ISS PBLA23 END 43.0
HIERARCH ESO ISS PBL24 START 201.841
HIERARCH ESO ISS PBL24 END 201.842
HIERARCH ESO ISS PBLA24 START 354.235
HIERARCH ESO ISS PBLA24 END 354.329
HIERARCH ESO ISS PBL34 START 155.963
HIERARCH ESO ISS PBL34 END 156.067
HIERARCH ESO ISS PBLA34 START 326.832
HIERARCH ESO ISS PBLA34 END 326.871
HIERARCH ESO ISS AMBI TAU0 START 0.003056
HIERARCH ESO ISS AMBI TAU0 END 0.003056
HIERARCH ESO ISS AMBI TEMP 15.5
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.7