Exposure
ID
PIONI.2025-01-08T05:26:31.921_1
Header ID
PIONI.2025-01-08T05:26:31.921
Date updated
2025-01-08 05:30:58 UTC+0000
Release date
2026-01-08 05:30:58 UTC+0000
UTC Start
2025-01-08 05:26:31.921
UTC End
2025-01-08 05:27:10.321
MJD Start
60683.2267583418
MJD End
60683.22720278624
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007636
Ambient temperature (°C)
15.18
Seeing (arcsec)
0.48
Observation
ID
63119
Category
science
Program ID
114.2714.002
Program Title
UNDERSTANDING MASS TRANSFER IN LONG-PERIOD INTERACTING BINARIES
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
47024
Name
SY Mus
RA
173.040346
DEC
-65.41984
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 29.3200 29.3740 107.0000 107.1000
A0-J2 120.0460 120.0910 40.5000 40.7000
A0-J6 146.4120 146.4190 356.9830 357.1170
B5-J2 111.6240 111.6300 26.6000 26.7000
B5-J6 158.8370 158.8770 346.9950 347.1140
J2-J6 101.7480 101.9100 302.6690 302.7920
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.2714.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60683.2267583418
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME SY Mus
RA 173.040346
DEC -65.41984
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 29.32
HIERARCH ESO ISS PBL12 END 29.374
HIERARCH ESO ISS PBLA12 START 107.0
HIERARCH ESO ISS PBLA12 END 107.1
HIERARCH ESO ISS PBL13 START 120.046
HIERARCH ESO ISS PBL13 END 120.091
HIERARCH ESO ISS PBLA13 START 40.5
HIERARCH ESO ISS PBLA13 END 40.7
HIERARCH ESO ISS PBL14 START 146.412
HIERARCH ESO ISS PBL14 END 146.419
HIERARCH ESO ISS PBLA14 START 356.983
HIERARCH ESO ISS PBLA14 END 357.117
HIERARCH ESO ISS PBL23 START 111.624
HIERARCH ESO ISS PBL23 END 111.63
HIERARCH ESO ISS PBLA23 START 26.6
HIERARCH ESO ISS PBLA23 END 26.7
HIERARCH ESO ISS PBL24 START 158.837
HIERARCH ESO ISS PBL24 END 158.877
HIERARCH ESO ISS PBLA24 START 346.995
HIERARCH ESO ISS PBLA24 END 347.114
HIERARCH ESO ISS PBL34 START 101.748
HIERARCH ESO ISS PBL34 END 101.91
HIERARCH ESO ISS PBLA34 START 302.669
HIERARCH ESO ISS PBLA34 END 302.792
HIERARCH ESO ISS AMBI TAU0 START 0.007636
HIERARCH ESO ISS AMBI TAU0 END 0.007636
HIERARCH ESO ISS AMBI TEMP 15.18
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48