Exposure
ID
PIONI.2025-11-02T07:01:11.957_1
Header ID
PIONI.2025-11-02T07:01:11.957
Date updated
2025-11-02 07:11:20 UTC+0000
Release date
2025-11-02 07:01:11 UTC+0000
UTC Start
2025-11-02 07:01:11.957
UTC End
2025-11-02 07:02:54.357
MJD Start
60981.2924995027
MJD End
60981.29368468789
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.006346
Ambient temperature (°C)
10.72
Seeing (arcsec)
0.56
Observation
ID
71048
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
52728
Name
HD_77402
RA
135.132699
DEC
-47.70113
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 60.1960 60.5430 69.8000 70.2000
A0-J2 103.5090 103.7940 42.2000 42.7000
A0-K0 118.8600 118.9660 23.9280 24.3880
G1-J2 57.4000 57.4120 13.1000 13.5000
G1-K0 88.2140 88.2240 354.6240 354.9000
J2-K0 38.3520 38.4430 326.3330 326.4760
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 60981.2924995027
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_77402
RA 135.132699
DEC -47.70113
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 60.196
HIERARCH ESO ISS PBL12 END 60.543
HIERARCH ESO ISS PBLA12 START 69.8
HIERARCH ESO ISS PBLA12 END 70.2
HIERARCH ESO ISS PBL13 START 103.509
HIERARCH ESO ISS PBL13 END 103.794
HIERARCH ESO ISS PBLA13 START 42.2
HIERARCH ESO ISS PBLA13 END 42.7
HIERARCH ESO ISS PBL14 START 118.86
HIERARCH ESO ISS PBL14 END 118.966
HIERARCH ESO ISS PBLA14 START 23.928
HIERARCH ESO ISS PBLA14 END 24.388
HIERARCH ESO ISS PBL23 START 57.4
HIERARCH ESO ISS PBL23 END 57.412
HIERARCH ESO ISS PBLA23 START 13.1
HIERARCH ESO ISS PBLA23 END 13.5
HIERARCH ESO ISS PBL24 START 88.214
HIERARCH ESO ISS PBL24 END 88.224
HIERARCH ESO ISS PBLA24 START 354.624
HIERARCH ESO ISS PBLA24 END 354.9
HIERARCH ESO ISS PBL34 START 38.352
HIERARCH ESO ISS PBL34 END 38.443
HIERARCH ESO ISS PBLA34 START 326.333
HIERARCH ESO ISS PBLA34 END 326.476
HIERARCH ESO ISS AMBI TAU0 START 0.006496
HIERARCH ESO ISS AMBI TAU0 END 0.006196
HIERARCH ESO ISS AMBI TEMP 10.72
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.55