Exposure
ID
PIONI.2025-10-29T08:01:26.956_1
Header ID
PIONI.2025-10-29T08:01:26.956
Date updated
2025-10-29 08:11:24 UTC+0000
Release date
2025-10-29 08:01:26 UTC+0000
UTC Start
2025-10-29 08:01:26.956
UTC End
2025-10-29 08:03:09.356
MJD Start
60977.3343397691
MJD End
60977.33552495429
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.006366
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.61
Observation
ID
71050
Category
calibrator
Program ID
116.292S.002
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
52730
Name
HD_77130
RA
134.682958
DEC
-48.78175
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 68.7290 69.0420 79.4000 79.9000
A0-J2 111.5460 111.8310 53.7000 54.2000
A0-K0 122.3630 122.4790 34.7990 35.2320
G1-J2 57.8790 57.8930 22.8000 23.1000
G1-K0 87.9200 87.9170 1.4820 1.7620
J2-K0 39.9520 40.0270 329.7700 329.9390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60977.3343397691
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_77130
RA 134.682958
DEC -48.78175
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 0.002
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.729
HIERARCH ESO ISS PBL12 END 69.042
HIERARCH ESO ISS PBLA12 START 79.4
HIERARCH ESO ISS PBLA12 END 79.9
HIERARCH ESO ISS PBL13 START 111.546
HIERARCH ESO ISS PBL13 END 111.831
HIERARCH ESO ISS PBLA13 START 53.7
HIERARCH ESO ISS PBLA13 END 54.2
HIERARCH ESO ISS PBL14 START 122.363
HIERARCH ESO ISS PBL14 END 122.479
HIERARCH ESO ISS PBLA14 START 34.799
HIERARCH ESO ISS PBLA14 END 35.232
HIERARCH ESO ISS PBL23 START 57.879
HIERARCH ESO ISS PBL23 END 57.893
HIERARCH ESO ISS PBLA23 START 22.8
HIERARCH ESO ISS PBLA23 END 23.1
HIERARCH ESO ISS PBL24 START 87.92
HIERARCH ESO ISS PBL24 END 87.917
HIERARCH ESO ISS PBLA24 START 1.482
HIERARCH ESO ISS PBLA24 END 1.762
HIERARCH ESO ISS PBL34 START 39.952
HIERARCH ESO ISS PBL34 END 40.027
HIERARCH ESO ISS PBLA34 START 329.77
HIERARCH ESO ISS PBLA34 END 329.939
HIERARCH ESO ISS AMBI TAU0 START 0.006003
HIERARCH ESO ISS AMBI TAU0 END 0.006729
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.57