Exposure
ID
PIONI.2025-11-02T08:05:42.677_1
Header ID
PIONI.2025-11-02T08:05:42.677
Date updated
2025-11-02 08:15:38 UTC+0000
Release date
2026-11-02 08:15:38 UTC+0000
UTC Start
2025-11-02 08:05:42.677
UTC End
2025-11-02 08:06:33.877
MJD Start
60981.3372994987
MJD End
60981.337892091295
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.005264
Ambient temperature (°C)
10.59
Seeing (arcsec)
0.62
Observation
ID
71092
Category
science
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
52772
Name
CD-47_4551
RA
134.475876
DEC
-47.73767
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 71.9910 72.1540 84.6000 84.8000
A0-J2 114.0880 114.2440 59.2000 59.4000
A0-K0 123.1620 123.2280 39.6930 39.9210
G1-J2 57.9340 57.9420 27.0000 27.2000
G1-K0 88.2310 88.2260 4.5500 4.7030
J2-K0 41.1690 41.2050 331.9980 332.0940
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60981.3372994987
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME CD-47_4551
RA 134.475876
DEC -47.73767
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 71.991
HIERARCH ESO ISS PBL12 END 72.154
HIERARCH ESO ISS PBLA12 START 84.6
HIERARCH ESO ISS PBLA12 END 84.8
HIERARCH ESO ISS PBL13 START 114.088
HIERARCH ESO ISS PBL13 END 114.244
HIERARCH ESO ISS PBLA13 START 59.2
HIERARCH ESO ISS PBLA13 END 59.4
HIERARCH ESO ISS PBL14 START 123.162
HIERARCH ESO ISS PBL14 END 123.228
HIERARCH ESO ISS PBLA14 START 39.693
HIERARCH ESO ISS PBLA14 END 39.921
HIERARCH ESO ISS PBL23 START 57.934
HIERARCH ESO ISS PBL23 END 57.942
HIERARCH ESO ISS PBLA23 START 27.0
HIERARCH ESO ISS PBLA23 END 27.2
HIERARCH ESO ISS PBL24 START 88.231
HIERARCH ESO ISS PBL24 END 88.226
HIERARCH ESO ISS PBLA24 START 4.55
HIERARCH ESO ISS PBLA24 END 4.703
HIERARCH ESO ISS PBL34 START 41.169
HIERARCH ESO ISS PBL34 END 41.205
HIERARCH ESO ISS PBLA34 START 331.998
HIERARCH ESO ISS PBLA34 END 332.094
HIERARCH ESO ISS AMBI TAU0 START 0.005264
HIERARCH ESO ISS AMBI TAU0 END 0.005264
HIERARCH ESO ISS AMBI TEMP 10.59
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62