Exposure
ID
PIONI.2025-11-02T07:57:38.321_1
Header ID
PIONI.2025-11-02T07:57:38.321
Date updated
2025-11-02 08:06:00 UTC+0000
Release date
2025-11-02 07:57:38 UTC+0000
UTC Start
2025-11-02 07:57:38.321
UTC End
2025-11-02 07:58:29.521
MJD Start
60981.3316935268
MJD End
60981.332286119396
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.006361
Ambient temperature (°C)
10.63
Seeing (arcsec)
0.54
Observation
ID
71091
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
52771
Name
HD_77130
RA
134.682958
DEC
-48.78173
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 70.6810 70.8440 82.0000 82.2000
A0-J2 113.3380 113.4920 56.6000 56.9000
A0-K0 123.0960 123.1600 37.5170 37.7510
G1-J2 57.9620 57.9690 25.2000 25.4000
G1-K0 87.8900 87.8860 3.2530 3.4070
J2-K0 40.4170 40.4560 330.8560 330.9510
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 60981.3316935268
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_77130
RA 134.682958
DEC -48.78173
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 70.681
HIERARCH ESO ISS PBL12 END 70.844
HIERARCH ESO ISS PBLA12 START 82.0
HIERARCH ESO ISS PBLA12 END 82.2
HIERARCH ESO ISS PBL13 START 113.338
HIERARCH ESO ISS PBL13 END 113.492
HIERARCH ESO ISS PBLA13 START 56.6
HIERARCH ESO ISS PBLA13 END 56.9
HIERARCH ESO ISS PBL14 START 123.096
HIERARCH ESO ISS PBL14 END 123.16
HIERARCH ESO ISS PBLA14 START 37.517
HIERARCH ESO ISS PBLA14 END 37.751
HIERARCH ESO ISS PBL23 START 57.962
HIERARCH ESO ISS PBL23 END 57.969
HIERARCH ESO ISS PBLA23 START 25.2
HIERARCH ESO ISS PBLA23 END 25.4
HIERARCH ESO ISS PBL24 START 87.89
HIERARCH ESO ISS PBL24 END 87.886
HIERARCH ESO ISS PBLA24 START 3.253
HIERARCH ESO ISS PBLA24 END 3.407
HIERARCH ESO ISS PBL34 START 40.417
HIERARCH ESO ISS PBL34 END 40.456
HIERARCH ESO ISS PBLA34 START 330.856
HIERARCH ESO ISS PBLA34 END 330.951
HIERARCH ESO ISS AMBI TAU0 START 0.006361
HIERARCH ESO ISS AMBI TAU0 END 0.006361
HIERARCH ESO ISS AMBI TEMP 10.63
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54