Exposure
ID
PIONI.2025-11-02T07:35:44.616_1
Header ID
PIONI.2025-11-02T07:35:44.616
Date updated
2025-11-02 07:41:10 UTC+0000
Release date
2025-11-02 07:35:44 UTC+0000
UTC Start
2025-11-02 07:35:44.616
UTC End
2025-11-02 07:37:27.016
MJD Start
60981.3164886055
MJD End
60981.31767379069
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0053
Ambient temperature (°C)
10.78
Seeing (arcsec)
0.5700000000000001
Observation
ID
71090
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
52770
Name
HD_77130
RA
134.682957
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 67.0480 67.3690 77.3000 77.7000
A0-J2 110.0330 110.3190 51.3000 51.7000
A0-K0 121.7520 121.8670 32.4840 32.9260
G1-J2 57.8080 57.8220 20.7000 21.1000
G1-K0 87.9280 87.9280 359.9980 0.2800
J2-K0 39.5410 39.6200 328.8840 329.0510
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 60981.3164886055
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_77130
RA 134.682957
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 67.048
HIERARCH ESO ISS PBL12 END 67.369
HIERARCH ESO ISS PBLA12 START 77.3
HIERARCH ESO ISS PBLA12 END 77.7
HIERARCH ESO ISS PBL13 START 110.033
HIERARCH ESO ISS PBL13 END 110.319
HIERARCH ESO ISS PBLA13 START 51.3
HIERARCH ESO ISS PBLA13 END 51.7
HIERARCH ESO ISS PBL14 START 121.752
HIERARCH ESO ISS PBL14 END 121.867
HIERARCH ESO ISS PBLA14 START 32.484
HIERARCH ESO ISS PBLA14 END 32.926
HIERARCH ESO ISS PBL23 START 57.808
HIERARCH ESO ISS PBL23 END 57.822
HIERARCH ESO ISS PBLA23 START 20.7
HIERARCH ESO ISS PBLA23 END 21.1
HIERARCH ESO ISS PBL24 START 87.928
HIERARCH ESO ISS PBL24 END 87.928
HIERARCH ESO ISS PBLA24 START 359.998
HIERARCH ESO ISS PBLA24 END 0.28
HIERARCH ESO ISS PBL34 START 39.541
HIERARCH ESO ISS PBL34 END 39.62
HIERARCH ESO ISS PBLA34 START 328.884
HIERARCH ESO ISS PBLA34 END 329.051
HIERARCH ESO ISS AMBI TAU0 START 0.00528
HIERARCH ESO ISS AMBI TAU0 END 0.00532
HIERARCH ESO ISS AMBI TEMP 10.78
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.56