Exposure
ID
PIONI.2024-06-21T01:19:44.573_1
Header ID
PIONI.2024-06-21T01:19:44.573
Date updated
2024-06-21 01:25:32 UTC+0000
Release date
2025-06-21 01:25:32 UTC+0000
UTC Start
2024-06-21 01:19:44.573
UTC End
2024-06-21 01:21:01.373
MJD Start
60482.0553769981
MJD End
60482.056265887
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.002264
Ambient temperature (°C)
9.98
Seeing (arcsec)
2.1
Observation
ID
59716
Category
science
Program ID
113.26ML.001
Program Title
VLTI+CHARA SURVEY ON YSOS: IMAGING THE DUST RIM & TEMPORAL VARIABILITY OF INNER DISK ASYMMETRIES
Program Type
Normal
PI / COI
KRAUS / CODRON / MONNIER / IBRAHIM
Target
ID
44291
Name
HD 169142
RA
276.12278
DEC
-29.78058
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
FREE-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.3000 19.3720 127.3000 127.3000
A0-D0 25.4300 25.4840 30.0000 30.4000
A0-C1 14.4910 14.5860 91.8120 91.9810
B2-D0 33.7940 33.7930 355.5000 355.7000
B2-C1 11.2580 11.2570 355.5080 355.7190
D0-C1 22.5370 22.5360 175.5490 175.7600
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26ML.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60482.0553769981
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 169142
RA 276.12278
DEC -29.78058
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 76.8
HIERARCH ESO DET DIT 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 19.3
HIERARCH ESO ISS PBL12 END 19.372
HIERARCH ESO ISS PBLA12 START 127.3
HIERARCH ESO ISS PBLA12 END 127.3
HIERARCH ESO ISS PBL13 START 25.43
HIERARCH ESO ISS PBL13 END 25.484
HIERARCH ESO ISS PBLA13 START 30.0
HIERARCH ESO ISS PBLA13 END 30.4
HIERARCH ESO ISS PBL14 START 14.491
HIERARCH ESO ISS PBL14 END 14.586
HIERARCH ESO ISS PBLA14 START 91.812
HIERARCH ESO ISS PBLA14 END 91.981
HIERARCH ESO ISS PBL23 START 33.794
HIERARCH ESO ISS PBL23 END 33.793
HIERARCH ESO ISS PBLA23 START 355.5
HIERARCH ESO ISS PBLA23 END 355.7
HIERARCH ESO ISS PBL24 START 11.258
HIERARCH ESO ISS PBL24 END 11.257
HIERARCH ESO ISS PBLA24 START 355.508
HIERARCH ESO ISS PBLA24 END 355.719
HIERARCH ESO ISS PBL34 START 22.537
HIERARCH ESO ISS PBL34 END 22.536
HIERARCH ESO ISS PBLA34 START 175.549
HIERARCH ESO ISS PBLA34 END 175.76
HIERARCH ESO ISS AMBI TAU0 START 0.002264
HIERARCH ESO ISS AMBI TAU0 END 0.002264
HIERARCH ESO ISS AMBI TEMP 9.98
HIERARCH ESO ISS AMBI FWHM START 2.1
HIERARCH ESO ISS AMBI FWHM END 2.1