Exposure
ID
PIONI.2025-06-01T08:02:17.834_1
Header ID
PIONI.2025-06-01T08:02:17.834
Date updated
2025-06-01 08:10:47 UTC+0000
Release date
2025-06-01 08:02:17 UTC+0000
UTC Start
2025-06-01 08:02:17.833
UTC End
2025-06-01 08:02:43.433
MJD Start
60827.3349286253
MJD End
60827.3352249216
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0064600000000000005
Ambient temperature (°C)
12.98
Seeing (arcsec)
0.43
Observation
ID
67678
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
50331
Name
HD198543
RA
313.020783
DEC
-33.88194
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 47.2580 47.2720 145.7000 145.8000
A0-J2 126.6880 126.7430 85.4000 85.5000
A0-J6 169.3000 169.2910 20.0330 20.1090
B5-J2 111.1170 111.1440 63.7000 63.8000
B5-J6 200.5580 200.5500 8.9960 9.0660
J2-J6 163.8280 163.8620 335.3680 335.4260
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 60827.3349286253
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD198543
RA 313.020783
DEC -33.88194
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
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.258
HIERARCH ESO ISS PBL12 END 47.272
HIERARCH ESO ISS PBLA12 START 145.7
HIERARCH ESO ISS PBLA12 END 145.8
HIERARCH ESO ISS PBL13 START 126.688
HIERARCH ESO ISS PBL13 END 126.743
HIERARCH ESO ISS PBLA13 START 85.4
HIERARCH ESO ISS PBLA13 END 85.5
HIERARCH ESO ISS PBL14 START 169.3
HIERARCH ESO ISS PBL14 END 169.291
HIERARCH ESO ISS PBLA14 START 20.033
HIERARCH ESO ISS PBLA14 END 20.109
HIERARCH ESO ISS PBL23 START 111.117
HIERARCH ESO ISS PBL23 END 111.144
HIERARCH ESO ISS PBLA23 START 63.7
HIERARCH ESO ISS PBLA23 END 63.8
HIERARCH ESO ISS PBL24 START 200.558
HIERARCH ESO ISS PBL24 END 200.55
HIERARCH ESO ISS PBLA24 START 8.996
HIERARCH ESO ISS PBLA24 END 9.066
HIERARCH ESO ISS PBL34 START 163.828
HIERARCH ESO ISS PBL34 END 163.862
HIERARCH ESO ISS PBLA34 START 335.368
HIERARCH ESO ISS PBLA34 END 335.426
HIERARCH ESO ISS AMBI TAU0 START 0.006828
HIERARCH ESO ISS AMBI TAU0 END 0.006092
HIERARCH ESO ISS AMBI TEMP 12.98
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43