Exposure
ID
PIONI.2025-01-02T06:39:07.781_1
Header ID
PIONI.2025-01-02T06:39:07.781
Date updated
2025-01-02 06:45:47 UTC+0000
Release date
2025-01-02 06:39:07 UTC+0000
UTC Start
2025-01-02 06:39:07.781
UTC End
2025-01-02 06:39:33.381
MJD Start
60677.2771733915
MJD End
60677.2774696878
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010682500000000001
Ambient temperature (°C)
13.78
Seeing (arcsec)
0.42
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 45.1150 45.1380 141.9000 141.9000
A0-J2 124.3220 124.3920 79.7000 79.8000
A0-J6 167.9550 167.9410 16.7860 16.8670
B5-J2 110.6800 110.7090 58.6000 58.7000
B5-J6 197.3740 197.3650 6.0080 6.0800
J2-J6 157.0720 157.1280 331.9670 332.0260
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 60677.2771733915
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 45.115
HIERARCH ESO ISS PBL12 END 45.138
HIERARCH ESO ISS PBLA12 START 141.9
HIERARCH ESO ISS PBLA12 END 141.9
HIERARCH ESO ISS PBL13 START 124.322
HIERARCH ESO ISS PBL13 END 124.392
HIERARCH ESO ISS PBLA13 START 79.7
HIERARCH ESO ISS PBLA13 END 79.8
HIERARCH ESO ISS PBL14 START 167.955
HIERARCH ESO ISS PBL14 END 167.941
HIERARCH ESO ISS PBLA14 START 16.786
HIERARCH ESO ISS PBLA14 END 16.867
HIERARCH ESO ISS PBL23 START 110.68
HIERARCH ESO ISS PBL23 END 110.709
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.7
HIERARCH ESO ISS PBL24 START 197.374
HIERARCH ESO ISS PBL24 END 197.365
HIERARCH ESO ISS PBLA24 START 6.008
HIERARCH ESO ISS PBLA24 END 6.08
HIERARCH ESO ISS PBL34 START 157.072
HIERARCH ESO ISS PBL34 END 157.128
HIERARCH ESO ISS PBLA34 START 331.967
HIERARCH ESO ISS PBLA34 END 332.026
HIERARCH ESO ISS AMBI TAU0 START 0.010735
HIERARCH ESO ISS AMBI TAU0 END 0.01063
HIERARCH ESO ISS AMBI TEMP 13.78
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42