Exposure
ID
PIONI.2025-10-29T05:40:15.049_1
Header ID
PIONI.2025-10-29T05:40:15.049
Date updated
2025-10-29 05:51:12 UTC+0000
Release date
2025-10-29 05:40:15 UTC+0000
UTC Start
2025-10-29 05:40:15.049
UTC End
2025-10-29 05:40:53.449
MJD Start
60977.236285286
MJD End
60977.236729730444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007792
Ambient temperature (°C)
13.07
Seeing (arcsec)
0.42
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 53.9870 54.1280 56.7000 57.0000
A0-J2 100.1410 100.2350 29.7000 30.0000
A0-K0 118.4870 118.5130 13.7140 13.9220
G1-J2 57.5220 57.5230 4.5000 4.7000
G1-K0 87.1690 87.1790 348.7300 348.8500
J2-K0 35.4500 35.4970 322.5570 322.6130
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 60977.236285286
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 53.987
HIERARCH ESO ISS PBL12 END 54.128
HIERARCH ESO ISS PBLA12 START 56.7
HIERARCH ESO ISS PBLA12 END 57.0
HIERARCH ESO ISS PBL13 START 100.141
HIERARCH ESO ISS PBL13 END 100.235
HIERARCH ESO ISS PBLA13 START 29.7
HIERARCH ESO ISS PBLA13 END 30.0
HIERARCH ESO ISS PBL14 START 118.487
HIERARCH ESO ISS PBL14 END 118.513
HIERARCH ESO ISS PBLA14 START 13.714
HIERARCH ESO ISS PBLA14 END 13.922
HIERARCH ESO ISS PBL23 START 57.522
HIERARCH ESO ISS PBL23 END 57.523
HIERARCH ESO ISS PBLA23 START 4.5
HIERARCH ESO ISS PBLA23 END 4.7
HIERARCH ESO ISS PBL24 START 87.169
HIERARCH ESO ISS PBL24 END 87.179
HIERARCH ESO ISS PBLA24 START 348.73
HIERARCH ESO ISS PBLA24 END 348.85
HIERARCH ESO ISS PBL34 START 35.45
HIERARCH ESO ISS PBL34 END 35.497
HIERARCH ESO ISS PBLA34 START 322.557
HIERARCH ESO ISS PBLA34 END 322.613
HIERARCH ESO ISS AMBI TAU0 START 0.007794
HIERARCH ESO ISS AMBI TAU0 END 0.00779
HIERARCH ESO ISS AMBI TEMP 13.07
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42