Exposure
ID
PIONI.2025-01-04T07:51:26.137_1
Header ID
PIONI.2025-01-04T07:51:26.137
Date updated
2025-01-04 08:00:43 UTC+0000
Release date
2025-01-04 07:51:26 UTC+0000
UTC Start
2025-01-04 07:51:26.136
UTC End
2025-01-04 07:51:51.736
MJD Start
60679.3273858367
MJD End
60679.327682133
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005319
Ambient temperature (°C)
10.78
Seeing (arcsec)
1.18
Observation
ID
63071
Category
calibrator
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
46986
Name
HD87477
RA
151.096343
DEC
-39.97586
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.3220 47.3330 150.8000 150.9000
A0-J2 129.2300 129.2320 92.9000 93.0000
A0-J6 164.6840 164.6460 27.0050 27.0760
B5-J2 111.5330 111.5140 71.8000 71.9000
B5-J6 195.0090 194.9820 15.3700 15.4380
J2-J6 162.5950 162.6230 340.4960 340.5650
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60679.3273858367
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD87477
RA 151.096343
DEC -39.97586
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.322
HIERARCH ESO ISS PBL12 END 47.333
HIERARCH ESO ISS PBLA12 START 150.8
HIERARCH ESO ISS PBLA12 END 150.9
HIERARCH ESO ISS PBL13 START 129.23
HIERARCH ESO ISS PBL13 END 129.232
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 164.684
HIERARCH ESO ISS PBL14 END 164.646
HIERARCH ESO ISS PBLA14 START 27.005
HIERARCH ESO ISS PBLA14 END 27.076
HIERARCH ESO ISS PBL23 START 111.533
HIERARCH ESO ISS PBL23 END 111.514
HIERARCH ESO ISS PBLA23 START 71.8
HIERARCH ESO ISS PBLA23 END 71.9
HIERARCH ESO ISS PBL24 START 195.009
HIERARCH ESO ISS PBL24 END 194.982
HIERARCH ESO ISS PBLA24 START 15.37
HIERARCH ESO ISS PBLA24 END 15.438
HIERARCH ESO ISS PBL34 START 162.595
HIERARCH ESO ISS PBL34 END 162.623
HIERARCH ESO ISS PBLA34 START 340.496
HIERARCH ESO ISS PBLA34 END 340.565
HIERARCH ESO ISS AMBI TAU0 START 0.005319
HIERARCH ESO ISS AMBI TAU0 END 0.005319
HIERARCH ESO ISS AMBI TEMP 10.78
HIERARCH ESO ISS AMBI FWHM START 1.18
HIERARCH ESO ISS AMBI FWHM END 1.18