Exposure
ID
PIONI.2024-06-02T03:43:46.802_1
Header ID
PIONI.2024-06-02T03:43:46.802
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 03:43:46.802
UTC End
2024-06-02 03:44:12.402
MJD Start
60463.1554027959
MJD End
60463.1556990922
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00444
Ambient temperature (°C)
14.86
Seeing (arcsec)
0.59
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 55.7340 55.7380 8.5000 8.6000
U1-U3 99.8290 99.8430 14.1000 14.2000
U1-U4 118.0950 118.1810 40.9840 41.0940
U2-U3 44.6970 44.7080 21.1000 21.2000
U2-U4 77.1540 77.2510 63.8360 63.9330
U3-U4 53.7170 53.7920 98.2260 98.2770
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 60463.1554027959
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 55.734
HIERARCH ESO ISS PBL12 END 55.738
HIERARCH ESO ISS PBLA12 START 8.5
HIERARCH ESO ISS PBLA12 END 8.6
HIERARCH ESO ISS PBL13 START 99.829
HIERARCH ESO ISS PBL13 END 99.843
HIERARCH ESO ISS PBLA13 START 14.1
HIERARCH ESO ISS PBLA13 END 14.2
HIERARCH ESO ISS PBL14 START 118.095
HIERARCH ESO ISS PBL14 END 118.181
HIERARCH ESO ISS PBLA14 START 40.984
HIERARCH ESO ISS PBLA14 END 41.094
HIERARCH ESO ISS PBL23 START 44.697
HIERARCH ESO ISS PBL23 END 44.708
HIERARCH ESO ISS PBLA23 START 21.1
HIERARCH ESO ISS PBLA23 END 21.2
HIERARCH ESO ISS PBL24 START 77.154
HIERARCH ESO ISS PBL24 END 77.251
HIERARCH ESO ISS PBLA24 START 63.836
HIERARCH ESO ISS PBLA24 END 63.933
HIERARCH ESO ISS PBL34 START 53.717
HIERARCH ESO ISS PBL34 END 53.792
HIERARCH ESO ISS PBLA34 START 98.226
HIERARCH ESO ISS PBLA34 END 98.277
HIERARCH ESO ISS AMBI TAU0 START 0.00444
HIERARCH ESO ISS AMBI TAU0 END 0.00444
HIERARCH ESO ISS AMBI TEMP 14.86
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59