Exposure
ID
PIONI.2024-06-21T01:50:25.840_1
Header ID
PIONI.2024-06-21T01:50:25.840
Date updated
2024-06-21 01:55:36 UTC+0000
Release date
2025-06-21 01:55:35 UTC+0000
UTC Start
2024-06-21 01:50:25.840
UTC End
2024-06-21 01:51:42.640
MJD Start
60482.0766879641
MJD End
60482.077576853
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.002264
Ambient temperature (°C)
9.7
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 20.7270 20.7900 127.9000 128.0000
A0-D0 26.6400 26.7010 37.8000 38.2000
A0-C1 16.4080 16.4940 95.2000 95.3550
B2-D0 33.7800 33.7800 360.0000 0.2000
B2-C1 11.2530 11.2530 359.9510 0.1640
D0-C1 22.5270 22.5270 179.9970 180.2100
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 60482.0766879641
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 20.727
HIERARCH ESO ISS PBL12 END 20.79
HIERARCH ESO ISS PBLA12 START 127.9
HIERARCH ESO ISS PBLA12 END 128.0
HIERARCH ESO ISS PBL13 START 26.64
HIERARCH ESO ISS PBL13 END 26.701
HIERARCH ESO ISS PBLA13 START 37.8
HIERARCH ESO ISS PBLA13 END 38.2
HIERARCH ESO ISS PBL14 START 16.408
HIERARCH ESO ISS PBL14 END 16.494
HIERARCH ESO ISS PBLA14 START 95.2
HIERARCH ESO ISS PBLA14 END 95.355
HIERARCH ESO ISS PBL23 START 33.78
HIERARCH ESO ISS PBL23 END 33.78
HIERARCH ESO ISS PBLA23 START 360.0
HIERARCH ESO ISS PBLA23 END 0.2
HIERARCH ESO ISS PBL24 START 11.253
HIERARCH ESO ISS PBL24 END 11.253
HIERARCH ESO ISS PBLA24 START 359.951
HIERARCH ESO ISS PBLA24 END 0.164
HIERARCH ESO ISS PBL34 START 22.527
HIERARCH ESO ISS PBL34 END 22.527
HIERARCH ESO ISS PBLA34 START 179.997
HIERARCH ESO ISS PBLA34 END 180.21
HIERARCH ESO ISS AMBI TAU0 START 0.002264
HIERARCH ESO ISS AMBI TAU0 END 0.002264
HIERARCH ESO ISS AMBI TEMP 9.7
HIERARCH ESO ISS AMBI FWHM START 2.1
HIERARCH ESO ISS AMBI FWHM END 2.1