Exposure
ID
PIONI.2025-12-10T04:24:17.664_1
Header ID
PIONI.2025-12-10T04:24:17.664
Date updated
2025-12-10 04:31:09 UTC+0000
Release date
2025-12-10 04:24:17 UTC+0000
UTC Start
2025-12-10 04:24:17.664
UTC End
2025-12-10 04:24:56.064
MJD Start
61019.1835377808
MJD End
61019.183982225244
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0072829999999999995
Ambient temperature (°C)
14.49
Seeing (arcsec)
0.7
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 90.4790 90.4860 113.9000 113.9000
A0-J2 128.4860 128.5330 91.1000 91.2000
A0-K0 126.1350 126.2050 69.3880 69.4640
G1-J2 57.0590 57.0910 53.3000 53.3000
G1-K0 88.3850 88.4120 23.5540 23.6580
J2-K0 48.0270 48.0210 347.4910 347.5870
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 61019.1835377808
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 90.479
HIERARCH ESO ISS PBL12 END 90.486
HIERARCH ESO ISS PBLA12 START 113.9
HIERARCH ESO ISS PBLA12 END 113.9
HIERARCH ESO ISS PBL13 START 128.486
HIERARCH ESO ISS PBL13 END 128.533
HIERARCH ESO ISS PBLA13 START 91.1
HIERARCH ESO ISS PBLA13 END 91.2
HIERARCH ESO ISS PBL14 START 126.135
HIERARCH ESO ISS PBL14 END 126.205
HIERARCH ESO ISS PBLA14 START 69.388
HIERARCH ESO ISS PBLA14 END 69.464
HIERARCH ESO ISS PBL23 START 57.059
HIERARCH ESO ISS PBL23 END 57.091
HIERARCH ESO ISS PBLA23 START 53.3
HIERARCH ESO ISS PBLA23 END 53.3
HIERARCH ESO ISS PBL24 START 88.385
HIERARCH ESO ISS PBL24 END 88.412
HIERARCH ESO ISS PBLA24 START 23.554
HIERARCH ESO ISS PBLA24 END 23.658
HIERARCH ESO ISS PBL34 START 48.027
HIERARCH ESO ISS PBL34 END 48.021
HIERARCH ESO ISS PBLA34 START 347.491
HIERARCH ESO ISS PBLA34 END 347.587
HIERARCH ESO ISS AMBI TAU0 START 0.007272
HIERARCH ESO ISS AMBI TAU0 END 0.007294
HIERARCH ESO ISS AMBI TEMP 14.49
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.76