Exposure
ID
PIONI.2025-12-10T04:25:58.504_1
Header ID
PIONI.2025-12-10T04:25:58.504
Date updated
2025-12-10 04:31:09 UTC+0000
Release date
2025-12-10 04:25:58 UTC+0000
UTC Start
2025-12-10 04:25:58.504
UTC End
2025-12-10 04:26:36.904
MJD Start
61019.1847049054
MJD End
61019.18514934984
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006674
Ambient temperature (°C)
14.44
Seeing (arcsec)
0.73
Observation
ID
72115
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
53549
Name
HD_35661
RA
81.434735
DEC
-14.03181
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 90.4920 90.4970 114.0000 114.0000
A0-J2 128.5820 128.6260 91.2000 91.3000
A0-K0 126.2770 126.3440 69.5290 69.5750
G1-J2 57.1240 57.1560 53.4000 53.5000
G1-K0 88.4410 88.4670 23.7530 23.8260
J2-K0 48.0150 48.0090 347.6730 347.7390
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 61019.1847049054
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_35661
RA 81.434735
DEC -14.03181
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 90.492
HIERARCH ESO ISS PBL12 END 90.497
HIERARCH ESO ISS PBLA12 START 114.0
HIERARCH ESO ISS PBLA12 END 114.0
HIERARCH ESO ISS PBL13 START 128.582
HIERARCH ESO ISS PBL13 END 128.626
HIERARCH ESO ISS PBLA13 START 91.2
HIERARCH ESO ISS PBLA13 END 91.3
HIERARCH ESO ISS PBL14 START 126.277
HIERARCH ESO ISS PBL14 END 126.344
HIERARCH ESO ISS PBLA14 START 69.529
HIERARCH ESO ISS PBLA14 END 69.575
HIERARCH ESO ISS PBL23 START 57.124
HIERARCH ESO ISS PBL23 END 57.156
HIERARCH ESO ISS PBLA23 START 53.4
HIERARCH ESO ISS PBLA23 END 53.5
HIERARCH ESO ISS PBL24 START 88.441
HIERARCH ESO ISS PBL24 END 88.467
HIERARCH ESO ISS PBLA24 START 23.753
HIERARCH ESO ISS PBLA24 END 23.826
HIERARCH ESO ISS PBL34 START 48.015
HIERARCH ESO ISS PBL34 END 48.009
HIERARCH ESO ISS PBLA34 START 347.673
HIERARCH ESO ISS PBLA34 END 347.739
HIERARCH ESO ISS AMBI TAU0 START 0.007294
HIERARCH ESO ISS AMBI TAU0 END 0.006054
HIERARCH ESO ISS AMBI TEMP 14.44
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.7