Exposure
ID
PIONI.2025-10-29T05:41:55.995_1
Header ID
PIONI.2025-10-29T05:41:55.995
Date updated
2025-10-29 05:51:12 UTC+0000
Release date
2025-10-29 05:41:55 UTC+0000
UTC Start
2025-10-29 05:41:55.996
UTC End
2025-10-29 05:42:34.396
MJD Start
60977.2374536549
MJD End
60977.237898099345
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.008723
Ambient temperature (°C)
13.09
Seeing (arcsec)
0.41
Observation
ID
71042
Category
calibrator
Program ID
116.292S.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
52722
Name
HD_66940
RA
120.871475
DEC
-49.4984
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 54.2780 54.4190 57.2000 57.5000
A0-J2 100.3350 100.4300 30.2000 30.5000
A0-K0 118.5420 118.5700 14.1430 14.3510
G1-J2 57.5250 57.5270 4.9000 5.0000
G1-K0 87.1910 87.2020 348.9770 349.0960
J2-K0 35.5460 35.5930 322.6740 322.7310
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60977.2374536549
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_66940
RA 120.871475
DEC -49.4984
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 54.278
HIERARCH ESO ISS PBL12 END 54.419
HIERARCH ESO ISS PBLA12 START 57.2
HIERARCH ESO ISS PBLA12 END 57.5
HIERARCH ESO ISS PBL13 START 100.335
HIERARCH ESO ISS PBL13 END 100.43
HIERARCH ESO ISS PBLA13 START 30.2
HIERARCH ESO ISS PBLA13 END 30.5
HIERARCH ESO ISS PBL14 START 118.542
HIERARCH ESO ISS PBL14 END 118.57
HIERARCH ESO ISS PBLA14 START 14.143
HIERARCH ESO ISS PBLA14 END 14.351
HIERARCH ESO ISS PBL23 START 57.525
HIERARCH ESO ISS PBL23 END 57.527
HIERARCH ESO ISS PBLA23 START 4.9
HIERARCH ESO ISS PBLA23 END 5.0
HIERARCH ESO ISS PBL24 START 87.191
HIERARCH ESO ISS PBL24 END 87.202
HIERARCH ESO ISS PBLA24 START 348.977
HIERARCH ESO ISS PBLA24 END 349.096
HIERARCH ESO ISS PBL34 START 35.546
HIERARCH ESO ISS PBL34 END 35.593
HIERARCH ESO ISS PBLA34 START 322.674
HIERARCH ESO ISS PBLA34 END 322.731
HIERARCH ESO ISS AMBI TAU0 START 0.008723
HIERARCH ESO ISS AMBI TAU0 END 0.008723
HIERARCH ESO ISS AMBI TEMP 13.09
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41