Exposure
ID
PIONI.2025-06-01T05:24:24.298_1
Header ID
PIONI.2025-06-01T05:24:24.298
Date updated
2025-06-01 05:31:32 UTC+0000
Release date
2025-06-01 05:24:24 UTC+0000
UTC Start
2025-06-01 05:24:24.298
UTC End
2025-06-01 05:24:49.898
MJD Start
60827.2252812316
MJD End
60827.2255775279
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0101435
Ambient temperature (°C)
13.33
Seeing (arcsec)
0.435
Observation
ID
67661
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
50314
Name
HD165611
RA
271.927523
DEC
-21.86047
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 48.5870 48.5900 147.2000 147.3000
A0-J2 126.9980 127.0560 88.5000 88.5000
A0-J6 168.4960 168.5140 20.8900 20.9620
B5-J2 109.9390 109.9860 66.3000 66.3000
B5-J6 201.1270 201.1340 9.6690 9.7370
J2-J6 167.9270 167.9300 336.5350 336.5880
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 60827.2252812316
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD165611
RA 271.927523
DEC -21.86047
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 48.587
HIERARCH ESO ISS PBL12 END 48.59
HIERARCH ESO ISS PBLA12 START 147.2
HIERARCH ESO ISS PBLA12 END 147.3
HIERARCH ESO ISS PBL13 START 126.998
HIERARCH ESO ISS PBL13 END 127.056
HIERARCH ESO ISS PBLA13 START 88.5
HIERARCH ESO ISS PBLA13 END 88.5
HIERARCH ESO ISS PBL14 START 168.496
HIERARCH ESO ISS PBL14 END 168.514
HIERARCH ESO ISS PBLA14 START 20.89
HIERARCH ESO ISS PBLA14 END 20.962
HIERARCH ESO ISS PBL23 START 109.939
HIERARCH ESO ISS PBL23 END 109.986
HIERARCH ESO ISS PBLA23 START 66.3
HIERARCH ESO ISS PBLA23 END 66.3
HIERARCH ESO ISS PBL24 START 201.127
HIERARCH ESO ISS PBL24 END 201.134
HIERARCH ESO ISS PBLA24 START 9.669
HIERARCH ESO ISS PBLA24 END 9.737
HIERARCH ESO ISS PBL34 START 167.927
HIERARCH ESO ISS PBL34 END 167.93
HIERARCH ESO ISS PBLA34 START 336.535
HIERARCH ESO ISS PBLA34 END 336.588
HIERARCH ESO ISS AMBI TAU0 START 0.010134
HIERARCH ESO ISS AMBI TAU0 END 0.010153
HIERARCH ESO ISS AMBI TEMP 13.33
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.4