Exposure
ID
PIONI.2025-04-29T05:29:56.837_1
Header ID
PIONI.2025-04-29T05:29:56.837
Date updated
2025-04-29 05:40:46 UTC+0000
Release date
2025-04-29 05:29:56 UTC+0000
UTC Start
2025-04-29 05:29:56.838
UTC End
2025-04-29 05:30:35.238
MJD Start
60794.2291300637
MJD End
60794.22957450814
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0053360000000000005
Ambient temperature (°C)
13.11
Seeing (arcsec)
0.47
Observation
ID
65872
Category
calibrator
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
49030
Name
HD142862
RA
239.171347
DEC
5.91079
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 90.3180 90.2980 113.3000 113.3000
A0-J2 127.8240 127.8910 93.5000 93.5000
A0-K0 121.0040 121.1460 73.7970 73.7920
G1-J2 52.6300 52.7050 58.0000 58.0000
G1-K0 76.9860 77.0590 25.5640 25.6530
J2-K0 43.0660 43.0450 344.6590 344.7380
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60794.2291300637
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD142862
RA 239.171347
DEC 5.91079
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 90.318
HIERARCH ESO ISS PBL12 END 90.298
HIERARCH ESO ISS PBLA12 START 113.3
HIERARCH ESO ISS PBLA12 END 113.3
HIERARCH ESO ISS PBL13 START 127.824
HIERARCH ESO ISS PBL13 END 127.891
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 93.5
HIERARCH ESO ISS PBL14 START 121.004
HIERARCH ESO ISS PBL14 END 121.146
HIERARCH ESO ISS PBLA14 START 73.797
HIERARCH ESO ISS PBLA14 END 73.792
HIERARCH ESO ISS PBL23 START 52.63
HIERARCH ESO ISS PBL23 END 52.705
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 58.0
HIERARCH ESO ISS PBL24 START 76.986
HIERARCH ESO ISS PBL24 END 77.059
HIERARCH ESO ISS PBLA24 START 25.564
HIERARCH ESO ISS PBLA24 END 25.653
HIERARCH ESO ISS PBL34 START 43.066
HIERARCH ESO ISS PBL34 END 43.045
HIERARCH ESO ISS PBLA34 START 344.659
HIERARCH ESO ISS PBLA34 END 344.738
HIERARCH ESO ISS AMBI TAU0 START 0.004982
HIERARCH ESO ISS AMBI TAU0 END 0.00569
HIERARCH ESO ISS AMBI TEMP 13.11
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.48