Exposure
ID
PIONI.2022-05-10T07:21:56.241_1
Header ID
PIONI.2022-05-10T07:21:56.241
Date updated
2022-05-10 07:25:56 UTC+0000
Release date
2023-05-10 07:25:56 UTC+0000
UTC Start
2022-05-10 07:21:56.241
UTC End
2022-05-10 07:22:34.641
MJD Start
59709.3069009394
MJD End
59709.3073453838
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004882
Ambient temperature (°C)
11.97
Seeing (arcsec)
0.965
Observation
ID
50853
Category
science
Program ID
109.23HT.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
SANA/ FROST/ TOONEN/ BORDIER/ LE BOUQUIN/ MAHY/ SHENAR
Target
ID
37935
Name
HD_161701
RA
266.902562
DEC
-14.72592
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.1450 90.1190 115.9000 116.0000
A0-J2 129.1980 129.1860 93.0000 93.1000
A0-J3 131.6480 131.6830 46.7560 46.8220
G1-J2 58.0160 58.0300 55.8000 55.8000
G1-J3 130.5000 130.5090 6.5330 6.6170
J2-J3 102.5160 102.4970 341.1510 341.2330
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23HT.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59709.3069009394
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_161701
RA 266.902562
DEC -14.72592
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 J3
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.145
HIERARCH ESO ISS PBL12 END 90.119
HIERARCH ESO ISS PBLA12 START 115.9
HIERARCH ESO ISS PBLA12 END 116.0
HIERARCH ESO ISS PBL13 START 129.198
HIERARCH ESO ISS PBL13 END 129.186
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 131.648
HIERARCH ESO ISS PBL14 END 131.683
HIERARCH ESO ISS PBLA14 START 46.756
HIERARCH ESO ISS PBLA14 END 46.822
HIERARCH ESO ISS PBL23 START 58.016
HIERARCH ESO ISS PBL23 END 58.03
HIERARCH ESO ISS PBLA23 START 55.8
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 130.5
HIERARCH ESO ISS PBL24 END 130.509
HIERARCH ESO ISS PBLA24 START 6.533
HIERARCH ESO ISS PBLA24 END 6.617
HIERARCH ESO ISS PBL34 START 102.516
HIERARCH ESO ISS PBL34 END 102.497
HIERARCH ESO ISS PBLA34 START 341.151
HIERARCH ESO ISS PBLA34 END 341.233
HIERARCH ESO ISS AMBI TAU0 START 0.004882
HIERARCH ESO ISS AMBI TAU0 END 0.004882
HIERARCH ESO ISS AMBI TEMP 11.97
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.94