Exposure
ID
PIONI.2024-11-28T04:15:03.886_1
Header ID
PIONI.2024-11-28T04:15:03.886
Date updated
2024-11-28 04:20:49 UTC+0000
Release date
2025-11-28 04:20:49 UTC+0000
UTC Start
2024-11-28 04:15:03.886
UTC End
2024-11-28 04:15:42.286
MJD Start
60642.1771283085
MJD End
60642.1775727529
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0032095
Ambient temperature (°C)
15.52
Seeing (arcsec)
0.74
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 43.3680 43.4130 138.0000 138.0000
A0-J2 101.2420 101.4700 67.9000 68.0000
A0-J6 168.7690 168.7710 2.8530 2.9690
B5-J2 95.6400 95.7610 42.6000 42.8000
B5-J6 201.8390 201.8410 354.1370 354.2310
J2-J6 155.8540 155.9590 326.7910 326.8300
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 60642.1771283085
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 43.368
HIERARCH ESO ISS PBL12 END 43.413
HIERARCH ESO ISS PBLA12 START 138.0
HIERARCH ESO ISS PBLA12 END 138.0
HIERARCH ESO ISS PBL13 START 101.242
HIERARCH ESO ISS PBL13 END 101.47
HIERARCH ESO ISS PBLA13 START 67.9
HIERARCH ESO ISS PBLA13 END 68.0
HIERARCH ESO ISS PBL14 START 168.769
HIERARCH ESO ISS PBL14 END 168.771
HIERARCH ESO ISS PBLA14 START 2.853
HIERARCH ESO ISS PBLA14 END 2.969
HIERARCH ESO ISS PBL23 START 95.64
HIERARCH ESO ISS PBL23 END 95.761
HIERARCH ESO ISS PBLA23 START 42.6
HIERARCH ESO ISS PBLA23 END 42.8
HIERARCH ESO ISS PBL24 START 201.839
HIERARCH ESO ISS PBL24 END 201.841
HIERARCH ESO ISS PBLA24 START 354.137
HIERARCH ESO ISS PBLA24 END 354.231
HIERARCH ESO ISS PBL34 START 155.854
HIERARCH ESO ISS PBL34 END 155.959
HIERARCH ESO ISS PBLA34 START 326.791
HIERARCH ESO ISS PBLA34 END 326.83
HIERARCH ESO ISS AMBI TAU0 START 0.003363
HIERARCH ESO ISS AMBI TAU0 END 0.003056
HIERARCH ESO ISS AMBI TEMP 15.52
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.79