Exposure
ID
PIONI.2024-06-02T03:42:30.783_1
Header ID
PIONI.2024-06-02T03:42:30.783
Date updated
2024-06-02 03:50:40 UTC+0000
Release date
2025-06-02 03:50:40 UTC+0000
UTC Start
2024-06-02 03:42:30.783
UTC End
2024-06-02 03:42:56.383
MJD Start
60463.1545229475
MJD End
60463.1548192438
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00448
Ambient temperature (°C)
14.91
Seeing (arcsec)
0.66
Observation
ID
59484
Category
science
Program ID
111.24GV.002
Program Title
TRACING BINARITY OF HIGH-MASS STARS AT BIRTH WITH PIONIER
Program Type
Normal
PI / COI
KOUMPIA/ DE WIT/ OUDMAIJER/ SHENTON/ FROST/ KOUTOULAKI
Target
ID
44103
Name
NAME M 8E IR
RA
271.222559
DEC
-24.44493
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
FREE-H
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 55.7270 55.7300 8.3000 8.4000
U1-U3 99.8010 99.8150 13.9000 14.0000
U1-U4 117.9130 117.9990 40.7510 40.8630
U2-U3 44.6730 44.6840 20.9000 21.0000
U2-U4 76.9490 77.0480 63.6290 63.7290
U3-U4 53.5570 53.6340 98.1190 98.1710
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24GV.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60463.1545229475
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME NAME M 8E IR
RA 271.222559
DEC -24.44493
HIERARCH ESO INS OPTI2 NAME FREE
HIERARCH ESO INS OPTI2 ID FREE
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 55.727
HIERARCH ESO ISS PBL12 END 55.73
HIERARCH ESO ISS PBLA12 START 8.3
HIERARCH ESO ISS PBLA12 END 8.4
HIERARCH ESO ISS PBL13 START 99.801
HIERARCH ESO ISS PBL13 END 99.815
HIERARCH ESO ISS PBLA13 START 13.9
HIERARCH ESO ISS PBLA13 END 14.0
HIERARCH ESO ISS PBL14 START 117.913
HIERARCH ESO ISS PBL14 END 117.999
HIERARCH ESO ISS PBLA14 START 40.751
HIERARCH ESO ISS PBLA14 END 40.863
HIERARCH ESO ISS PBL23 START 44.673
HIERARCH ESO ISS PBL23 END 44.684
HIERARCH ESO ISS PBLA23 START 20.9
HIERARCH ESO ISS PBLA23 END 21.0
HIERARCH ESO ISS PBL24 START 76.949
HIERARCH ESO ISS PBL24 END 77.048
HIERARCH ESO ISS PBLA24 START 63.629
HIERARCH ESO ISS PBLA24 END 63.729
HIERARCH ESO ISS PBL34 START 53.557
HIERARCH ESO ISS PBL34 END 53.634
HIERARCH ESO ISS PBLA34 START 98.119
HIERARCH ESO ISS PBLA34 END 98.171
HIERARCH ESO ISS AMBI TAU0 START 0.00448
HIERARCH ESO ISS AMBI TAU0 END 0.00448
HIERARCH ESO ISS AMBI TEMP 14.91
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.59