Exposure
ID
PIONI.2024-11-21T02:33:58.889_1
Header ID
PIONI.2024-11-21T02:33:58.889
Date updated
2024-11-21 02:40:36 UTC+0000
Release date
2025-11-21 02:40:36 UTC+0000
UTC Start
2024-11-21 02:33:58.889
UTC End
2024-11-21 02:34:37.289
MJD Start
60635.1069315802
MJD End
60635.1073760246
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003932
Ambient temperature (°C)
12.88
Seeing (arcsec)
0.775
Observation
ID
61910
Category
science
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
46031
Name
HIP28988
RA
91.756936
DEC
-45.09125
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 55.4080 55.5750 68.1000 68.3000
A0-J2 97.6840 97.8170 38.3000 38.5000
A0-K0 115.5580 115.6050 19.7250 19.9350
G1-J2 56.7480 56.7540 9.2000 9.4000
G1-K0 88.9550 88.9610 351.9950 352.1130
J2-K0 38.6010 38.6430 326.1940 326.2470
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60635.1069315802
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP28988
RA 91.756936
DEC -45.09125
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 55.408
HIERARCH ESO ISS PBL12 END 55.575
HIERARCH ESO ISS PBLA12 START 68.1
HIERARCH ESO ISS PBLA12 END 68.3
HIERARCH ESO ISS PBL13 START 97.684
HIERARCH ESO ISS PBL13 END 97.817
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.5
HIERARCH ESO ISS PBL14 START 115.558
HIERARCH ESO ISS PBL14 END 115.605
HIERARCH ESO ISS PBLA14 START 19.725
HIERARCH ESO ISS PBLA14 END 19.935
HIERARCH ESO ISS PBL23 START 56.748
HIERARCH ESO ISS PBL23 END 56.754
HIERARCH ESO ISS PBLA23 START 9.2
HIERARCH ESO ISS PBLA23 END 9.4
HIERARCH ESO ISS PBL24 START 88.955
HIERARCH ESO ISS PBL24 END 88.961
HIERARCH ESO ISS PBLA24 START 351.995
HIERARCH ESO ISS PBLA24 END 352.113
HIERARCH ESO ISS PBL34 START 38.601
HIERARCH ESO ISS PBL34 END 38.643
HIERARCH ESO ISS PBLA34 START 326.194
HIERARCH ESO ISS PBLA34 END 326.247
HIERARCH ESO ISS AMBI TAU0 START 0.00424
HIERARCH ESO ISS AMBI TAU0 END 0.003624
HIERARCH ESO ISS AMBI TEMP 12.88
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.78