Exposure
ID
PIONI.2023-04-29T10:08:02.855_1
Header ID
PIONI.2023-04-29T10:08:02.855
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 10:08:02.855
UTC End
2023-04-29 10:08:41.255
MJD Start
60063.4222552693
MJD End
60063.422699713745
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0064884999999999995
Ambient temperature (°C)
15.39
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 88.6020 88.5490 120.3000 120.4000
A0-J2 126.9030 126.8220 96.6000 96.7000
A0-K0 126.5890 126.5280 74.6570 74.7150
G1-J2 57.9220 57.9050 58.8000 58.8000
G1-K0 90.4830 90.4820 30.2350 30.3010
J2-K0 48.3240 48.3230 355.2790 355.3670
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 60063.4222552693
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 88.602
HIERARCH ESO ISS PBL12 END 88.549
HIERARCH ESO ISS PBLA12 START 120.3
HIERARCH ESO ISS PBLA12 END 120.4
HIERARCH ESO ISS PBL13 START 126.903
HIERARCH ESO ISS PBL13 END 126.822
HIERARCH ESO ISS PBLA13 START 96.6
HIERARCH ESO ISS PBLA13 END 96.7
HIERARCH ESO ISS PBL14 START 126.589
HIERARCH ESO ISS PBL14 END 126.528
HIERARCH ESO ISS PBLA14 START 74.657
HIERARCH ESO ISS PBLA14 END 74.715
HIERARCH ESO ISS PBL23 START 57.922
HIERARCH ESO ISS PBL23 END 57.905
HIERARCH ESO ISS PBLA23 START 58.8
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 90.483
HIERARCH ESO ISS PBL24 END 90.482
HIERARCH ESO ISS PBLA24 START 30.235
HIERARCH ESO ISS PBLA24 END 30.301
HIERARCH ESO ISS PBL34 START 48.324
HIERARCH ESO ISS PBL34 END 48.323
HIERARCH ESO ISS PBLA34 START 355.279
HIERARCH ESO ISS PBLA34 END 355.367
HIERARCH ESO ISS AMBI TAU0 START 0.006619
HIERARCH ESO ISS AMBI TAU0 END 0.006358
HIERARCH ESO ISS AMBI TEMP 15.39
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45