Exposure
ID
PIONI.2025-06-01T04:57:54.575_1
Header ID
PIONI.2025-06-01T04:57:54.575
Date updated
2025-06-01 05:06:33 UTC+0000
Release date
2025-06-01 04:57:54 UTC+0000
UTC Start
2025-06-01 04:57:54.575
UTC End
2025-06-01 04:58:20.175
MJD Start
60827.2068816544
MJD End
60827.207177950695
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009825
Ambient temperature (°C)
13.13
Seeing (arcsec)
0.42
Observation
ID
67679
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
50332
Name
HD198751
RA
313.353582
DEC
-30.71905
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 38.8500 38.8960 135.8000 135.8000
A0-J2 84.5840 84.7600 52.8000 53.0000
A0-J6 169.2460 169.2430 354.1240 354.2100
B5-J2 88.6610 88.7320 27.0000 27.2000
B5-J6 201.1700 201.1790 347.2470 347.3130
J2-J6 144.6340 144.7470 324.1550 324.1700
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 60827.2068816544
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD198751
RA 313.353582
DEC -30.71905
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 38.85
HIERARCH ESO ISS PBL12 END 38.896
HIERARCH ESO ISS PBLA12 START 135.8
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 84.584
HIERARCH ESO ISS PBL13 END 84.76
HIERARCH ESO ISS PBLA13 START 52.8
HIERARCH ESO ISS PBLA13 END 53.0
HIERARCH ESO ISS PBL14 START 169.246
HIERARCH ESO ISS PBL14 END 169.243
HIERARCH ESO ISS PBLA14 START 354.124
HIERARCH ESO ISS PBLA14 END 354.21
HIERARCH ESO ISS PBL23 START 88.661
HIERARCH ESO ISS PBL23 END 88.732
HIERARCH ESO ISS PBLA23 START 27.0
HIERARCH ESO ISS PBLA23 END 27.2
HIERARCH ESO ISS PBL24 START 201.17
HIERARCH ESO ISS PBL24 END 201.179
HIERARCH ESO ISS PBLA24 START 347.247
HIERARCH ESO ISS PBLA24 END 347.313
HIERARCH ESO ISS PBL34 START 144.634
HIERARCH ESO ISS PBL34 END 144.747
HIERARCH ESO ISS PBLA34 START 324.155
HIERARCH ESO ISS PBLA34 END 324.17
HIERARCH ESO ISS AMBI TAU0 START 0.009825
HIERARCH ESO ISS AMBI TAU0 END 0.009825
HIERARCH ESO ISS AMBI TEMP 13.13
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42