Exposure
ID
PIONI.2021-12-28T06:56:13.666_1
Header ID
PIONI.2021-12-28T06:56:13.666
Date updated
2021-12-28 07:36:17 UTC+0000
Release date
2022-12-28 07:36:17 UTC+0000
UTC Start
2021-12-28 06:56:13.666
UTC End
2021-12-28 06:57:04.866
MJD Start
59576.2890470582
MJD End
59576.2896396508
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.010075
Ambient temperature (°C)
14.97
Seeing (arcsec)
0.47
Observation
ID
49095
Category
science
Program ID
105.20AC.003
Program Title
PROBING THE BINARITY AND ITS EFFECTS ON LUMINOUS BLUE VARIABLES
Program Type
Normal
PI / COI
MAHY/ KLUSKA/ REGGIANI
Target
ID
36732
Name
WR_31a
RA
163.49593
DEC
-60.44564
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 77.6900 77.7910 83.5000 83.7000
A0-J2 123.3440 123.4190 62.7000 62.9000
A0-K0 127.8060 127.8160 46.0010 46.2270
G1-J2 57.6940 57.6840 34.2000 34.4000
G1-K0 81.2750 81.2590 10.4620 10.6230
J2-K0 36.7270 36.7600 331.2620 331.3880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.20AC.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59576.2890470582
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME WR_31a
RA 163.49593
DEC -60.44564
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 51.2
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 77.69
HIERARCH ESO ISS PBL12 END 77.791
HIERARCH ESO ISS PBLA12 START 83.5
HIERARCH ESO ISS PBLA12 END 83.7
HIERARCH ESO ISS PBL13 START 123.344
HIERARCH ESO ISS PBL13 END 123.419
HIERARCH ESO ISS PBLA13 START 62.7
HIERARCH ESO ISS PBLA13 END 62.9
HIERARCH ESO ISS PBL14 START 127.806
HIERARCH ESO ISS PBL14 END 127.816
HIERARCH ESO ISS PBLA14 START 46.001
HIERARCH ESO ISS PBLA14 END 46.227
HIERARCH ESO ISS PBL23 START 57.694
HIERARCH ESO ISS PBL23 END 57.684
HIERARCH ESO ISS PBLA23 START 34.2
HIERARCH ESO ISS PBLA23 END 34.4
HIERARCH ESO ISS PBL24 START 81.275
HIERARCH ESO ISS PBL24 END 81.259
HIERARCH ESO ISS PBLA24 START 10.462
HIERARCH ESO ISS PBLA24 END 10.623
HIERARCH ESO ISS PBL34 START 36.727
HIERARCH ESO ISS PBL34 END 36.76
HIERARCH ESO ISS PBLA34 START 331.262
HIERARCH ESO ISS PBLA34 END 331.388
HIERARCH ESO ISS AMBI TAU0 START 0.010075
HIERARCH ESO ISS AMBI TAU0 END 0.010075
HIERARCH ESO ISS AMBI TEMP 14.97
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47