Exposure
ID
PIONI.2025-01-04T04:07:28.108_1
Header ID
PIONI.2025-01-04T04:07:28.108
Date updated
2025-01-04 04:15:37 UTC+0000
Release date
2025-01-04 04:07:28 UTC+0000
UTC Start
2025-01-04 04:07:28.108
UTC End
2025-01-04 04:07:53.708
MJD Start
60679.1718531018
MJD End
60679.172149398095
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004066
Ambient temperature (°C)
12.04
Seeing (arcsec)
0.96
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 36.5970 36.6450 130.7000 130.7000
A0-J2 97.9490 98.0780 49.6000 49.8000
A0-J6 169.0420 169.0440 356.3360 356.4220
B5-J2 99.0570 99.1070 28.2000 28.4000
B5-J6 196.3600 196.3790 348.6740 348.7440
J2-J6 135.5810 135.7060 320.9410 320.9730
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 60679.1718531018
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 36.597
HIERARCH ESO ISS PBL12 END 36.645
HIERARCH ESO ISS PBLA12 START 130.7
HIERARCH ESO ISS PBLA12 END 130.7
HIERARCH ESO ISS PBL13 START 97.949
HIERARCH ESO ISS PBL13 END 98.078
HIERARCH ESO ISS PBLA13 START 49.6
HIERARCH ESO ISS PBLA13 END 49.8
HIERARCH ESO ISS PBL14 START 169.042
HIERARCH ESO ISS PBL14 END 169.044
HIERARCH ESO ISS PBLA14 START 356.336
HIERARCH ESO ISS PBLA14 END 356.422
HIERARCH ESO ISS PBL23 START 99.057
HIERARCH ESO ISS PBL23 END 99.107
HIERARCH ESO ISS PBLA23 START 28.2
HIERARCH ESO ISS PBLA23 END 28.4
HIERARCH ESO ISS PBL24 START 196.36
HIERARCH ESO ISS PBL24 END 196.379
HIERARCH ESO ISS PBLA24 START 348.674
HIERARCH ESO ISS PBLA24 END 348.744
HIERARCH ESO ISS PBL34 START 135.581
HIERARCH ESO ISS PBL34 END 135.706
HIERARCH ESO ISS PBLA34 START 320.941
HIERARCH ESO ISS PBLA34 END 320.973
HIERARCH ESO ISS AMBI TAU0 START 0.004066
HIERARCH ESO ISS AMBI TAU0 END 0.004066
HIERARCH ESO ISS AMBI TEMP 12.04
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 1.05