Exposure
ID
PIONI.2025-02-24T04:45:53.824_1
Header ID
PIONI.2025-02-24T04:45:53.824
Date updated
2025-02-24 04:51:56 UTC+0000
Release date
2026-02-24 04:51:55 UTC+0000
UTC Start
2025-02-24 04:45:53.824
UTC End
2025-02-24 04:46:32.224
MJD Start
60730.1985396342
MJD End
60730.19898407864
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.015786
Ambient temperature (°C)
17.97
Seeing (arcsec)
0.59
Observation
ID
64817
Category
science
Program ID
114.27FM.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / FROST / TOONEN / BORDIER / LE BOUQUIN / SHENAR
Target
ID
48264
Name
gam_Mus
RA
188.112166
DEC
-72.13302
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 79.2740 79.3200 76.8000 77.0000
A0-J2 126.5320 126.5560 60.0000 60.2000
A0-K0 127.4660 127.4570 46.1540 46.3410
G1-J2 55.5770 55.5660 35.7000 35.9000
G1-K0 71.7350 71.7230 11.8690 12.0140
J2-K0 30.6570 30.6800 324.8250 324.9540
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27FM.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60730.1985396342
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME gam_Mus
RA 188.112166
DEC -72.13302
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 79.274
HIERARCH ESO ISS PBL12 END 79.32
HIERARCH ESO ISS PBLA12 START 76.8
HIERARCH ESO ISS PBLA12 END 77.0
HIERARCH ESO ISS PBL13 START 126.532
HIERARCH ESO ISS PBL13 END 126.556
HIERARCH ESO ISS PBLA13 START 60.0
HIERARCH ESO ISS PBLA13 END 60.2
HIERARCH ESO ISS PBL14 START 127.466
HIERARCH ESO ISS PBL14 END 127.457
HIERARCH ESO ISS PBLA14 START 46.154
HIERARCH ESO ISS PBLA14 END 46.341
HIERARCH ESO ISS PBL23 START 55.577
HIERARCH ESO ISS PBL23 END 55.566
HIERARCH ESO ISS PBLA23 START 35.7
HIERARCH ESO ISS PBLA23 END 35.9
HIERARCH ESO ISS PBL24 START 71.735
HIERARCH ESO ISS PBL24 END 71.723
HIERARCH ESO ISS PBLA24 START 11.869
HIERARCH ESO ISS PBLA24 END 12.014
HIERARCH ESO ISS PBL34 START 30.657
HIERARCH ESO ISS PBL34 END 30.68
HIERARCH ESO ISS PBLA34 START 324.825
HIERARCH ESO ISS PBLA34 END 324.954
HIERARCH ESO ISS AMBI TAU0 START 0.015786
HIERARCH ESO ISS AMBI TAU0 END 0.015786
HIERARCH ESO ISS AMBI TEMP 17.97
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59