Exposure
ID
PIONI.2025-03-23T07:34:32.947_1
Header ID
PIONI.2025-03-23T07:34:32.947
Date updated
2025-03-23 07:41:02 UTC+0000
Release date
2025-03-23 07:34:32 UTC+0000
UTC Start
2025-03-23 07:34:32.947
UTC End
2025-03-23 07:35:11.347
MJD Start
60757.3156591132
MJD End
60757.31610355764
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003976
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.695
Observation
ID
64870
Category
calibrator
Program ID
114.27FM.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / FROST / TOONEN / BORDIER / LE BOUQUIN / SHENAR
Target
ID
48309
Name
HD_149744
RA
249.756335
DEC
-48.74727
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 80.7980 80.8910 95.8000 96.0000
A0-J2 122.8970 122.9850 72.5000 72.7000
A0-K0 126.8890 126.9190 52.9230 53.0850
G1-J2 58.2230 58.2220 39.3000 39.4000
G1-K0 87.2170 87.2030 13.8370 13.9530
J2-K0 42.7130 42.7330 338.0160 338.1000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27FM.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60757.3156591132
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_149744
RA 249.756335
DEC -48.74727
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 80.798
HIERARCH ESO ISS PBL12 END 80.891
HIERARCH ESO ISS PBLA12 START 95.8
HIERARCH ESO ISS PBLA12 END 96.0
HIERARCH ESO ISS PBL13 START 122.897
HIERARCH ESO ISS PBL13 END 122.985
HIERARCH ESO ISS PBLA13 START 72.5
HIERARCH ESO ISS PBLA13 END 72.7
HIERARCH ESO ISS PBL14 START 126.889
HIERARCH ESO ISS PBL14 END 126.919
HIERARCH ESO ISS PBLA14 START 52.923
HIERARCH ESO ISS PBLA14 END 53.085
HIERARCH ESO ISS PBL23 START 58.223
HIERARCH ESO ISS PBL23 END 58.222
HIERARCH ESO ISS PBLA23 START 39.3
HIERARCH ESO ISS PBLA23 END 39.4
HIERARCH ESO ISS PBL24 START 87.217
HIERARCH ESO ISS PBL24 END 87.203
HIERARCH ESO ISS PBLA24 START 13.837
HIERARCH ESO ISS PBLA24 END 13.953
HIERARCH ESO ISS PBL34 START 42.713
HIERARCH ESO ISS PBL34 END 42.733
HIERARCH ESO ISS PBLA34 START 338.016
HIERARCH ESO ISS PBLA34 END 338.1
HIERARCH ESO ISS AMBI TAU0 START 0.003976
HIERARCH ESO ISS AMBI TAU0 END 0.003976
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.7