Exposure
ID
PIONI.2025-06-01T04:56:39.312_1
Header ID
PIONI.2025-06-01T04:56:39.312
Date updated
2025-06-01 05:06:33 UTC+0000
Release date
2025-06-01 04:56:39 UTC+0000
UTC Start
2025-06-01 04:56:39.311
UTC End
2025-06-01 04:57:04.911
MJD Start
60827.2060105475
MJD End
60827.2063068438
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009461
Ambient temperature (°C)
13.11
Seeing (arcsec)
0.36
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 38.7540 38.8000 135.8000 135.8000
A0-J2 84.2180 84.3940 52.5000 52.6000
A0-J6 169.2520 169.2490 353.9440 354.0300
B5-J2 88.5160 88.5850 26.7000 26.8000
B5-J6 201.1520 201.1610 347.1090 347.1750
J2-J6 144.3980 144.5120 324.1240 324.1380
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 60827.2060105475
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 38.754
HIERARCH ESO ISS PBL12 END 38.8
HIERARCH ESO ISS PBLA12 START 135.8
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 84.218
HIERARCH ESO ISS PBL13 END 84.394
HIERARCH ESO ISS PBLA13 START 52.5
HIERARCH ESO ISS PBLA13 END 52.6
HIERARCH ESO ISS PBL14 START 169.252
HIERARCH ESO ISS PBL14 END 169.249
HIERARCH ESO ISS PBLA14 START 353.944
HIERARCH ESO ISS PBLA14 END 354.03
HIERARCH ESO ISS PBL23 START 88.516
HIERARCH ESO ISS PBL23 END 88.585
HIERARCH ESO ISS PBLA23 START 26.7
HIERARCH ESO ISS PBLA23 END 26.8
HIERARCH ESO ISS PBL24 START 201.152
HIERARCH ESO ISS PBL24 END 201.161
HIERARCH ESO ISS PBLA24 START 347.109
HIERARCH ESO ISS PBLA24 END 347.175
HIERARCH ESO ISS PBL34 START 144.398
HIERARCH ESO ISS PBL34 END 144.512
HIERARCH ESO ISS PBLA34 START 324.124
HIERARCH ESO ISS PBLA34 END 324.138
HIERARCH ESO ISS AMBI TAU0 START 0.009461
HIERARCH ESO ISS AMBI TAU0 END 0.009461
HIERARCH ESO ISS AMBI TEMP 13.11
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.36