Exposure
ID
PIONI.2025-10-09T02:03:54.996_1
Header ID
PIONI.2025-10-09T02:03:54.996
Date updated
2025-10-09 02:10:55 UTC+0000
Release date
2025-10-09 02:03:54 UTC+0000
UTC Start
2025-10-09 02:03:54.997
UTC End
2025-10-09 02:04:33.397
MJD Start
60957.0860532015
MJD End
60957.08649764594
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0056945
Ambient temperature (°C)
13.2
Seeing (arcsec)
0.64
Observation
ID
70868
Category
calibrator
Program ID
116.292S.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
52580
Name
HD_206647
RA
326.004573
DEC
-19.50873
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.3960 88.3400 120.7000 120.8000
A0-J2 126.5580 126.4700 97.0000 97.0000
A0-K0 126.3100 126.2420 74.9280 74.9810
G1-J2 57.8380 57.8190 59.0000 59.1000
G1-K0 90.4760 90.4740 30.5140 30.5730
J2-K0 48.3310 48.3300 355.6570 355.7400
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60957.0860532015
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_206647
RA 326.004573
DEC -19.50873
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 88.396
HIERARCH ESO ISS PBL12 END 88.34
HIERARCH ESO ISS PBLA12 START 120.7
HIERARCH ESO ISS PBLA12 END 120.8
HIERARCH ESO ISS PBL13 START 126.558
HIERARCH ESO ISS PBL13 END 126.47
HIERARCH ESO ISS PBLA13 START 97.0
HIERARCH ESO ISS PBLA13 END 97.0
HIERARCH ESO ISS PBL14 START 126.31
HIERARCH ESO ISS PBL14 END 126.242
HIERARCH ESO ISS PBLA14 START 74.928
HIERARCH ESO ISS PBLA14 END 74.981
HIERARCH ESO ISS PBL23 START 57.838
HIERARCH ESO ISS PBL23 END 57.819
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 59.1
HIERARCH ESO ISS PBL24 START 90.476
HIERARCH ESO ISS PBL24 END 90.474
HIERARCH ESO ISS PBLA24 START 30.514
HIERARCH ESO ISS PBLA24 END 30.573
HIERARCH ESO ISS PBL34 START 48.331
HIERARCH ESO ISS PBL34 END 48.33
HIERARCH ESO ISS PBLA34 START 355.657
HIERARCH ESO ISS PBLA34 END 355.74
HIERARCH ESO ISS AMBI TAU0 START 0.0062
HIERARCH ESO ISS AMBI TAU0 END 0.005189
HIERARCH ESO ISS AMBI TEMP 13.2
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64