Exposure
ID
PIONI.2023-04-29T10:08:53.023_1
Header ID
PIONI.2023-04-29T10:08:53.023
Date updated
2023-04-29 10:16:09 UTC+0000
Release date
2024-04-29 10:16:09 UTC+0000
UTC Start
2023-04-29 10:08:53.023
UTC End
2023-04-29 10:09:31.423
MJD Start
60063.4228359177
MJD End
60063.42328036214
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006358
Ambient temperature (°C)
15.38
Seeing (arcsec)
0.45
Observation
ID
55179
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
40897
Name
HD_178175
RA
287.068453
DEC
-19.29029
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 88.5470 88.4930 120.4000 120.5000
A0-J2 126.8190 126.7370 96.7000 96.8000
A0-K0 126.5260 126.4640 74.7180 74.7760
G1-J2 57.9050 57.8870 58.8000 58.9000
G1-K0 90.4820 90.4810 30.3030 30.3680
J2-K0 48.3230 48.3210 355.3710 355.4590
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 60063.4228359177
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_178175
RA 287.068453
DEC -19.29029
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
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 88.547
HIERARCH ESO ISS PBL12 END 88.493
HIERARCH ESO ISS PBLA12 START 120.4
HIERARCH ESO ISS PBLA12 END 120.5
HIERARCH ESO ISS PBL13 START 126.819
HIERARCH ESO ISS PBL13 END 126.737
HIERARCH ESO ISS PBLA13 START 96.7
HIERARCH ESO ISS PBLA13 END 96.8
HIERARCH ESO ISS PBL14 START 126.526
HIERARCH ESO ISS PBL14 END 126.464
HIERARCH ESO ISS PBLA14 START 74.718
HIERARCH ESO ISS PBLA14 END 74.776
HIERARCH ESO ISS PBL23 START 57.905
HIERARCH ESO ISS PBL23 END 57.887
HIERARCH ESO ISS PBLA23 START 58.8
HIERARCH ESO ISS PBLA23 END 58.9
HIERARCH ESO ISS PBL24 START 90.482
HIERARCH ESO ISS PBL24 END 90.481
HIERARCH ESO ISS PBLA24 START 30.303
HIERARCH ESO ISS PBLA24 END 30.368
HIERARCH ESO ISS PBL34 START 48.323
HIERARCH ESO ISS PBL34 END 48.321
HIERARCH ESO ISS PBLA34 START 355.371
HIERARCH ESO ISS PBLA34 END 355.459
HIERARCH ESO ISS AMBI TAU0 START 0.006358
HIERARCH ESO ISS AMBI TAU0 END 0.006358
HIERARCH ESO ISS AMBI TEMP 15.38
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45