Exposure
ID
PIONI.2025-06-01T05:39:00.611_1
Header ID
PIONI.2025-06-01T05:39:00.611
Date updated
2025-06-01 05:57:04 UTC+0000
Release date
2025-06-01 05:39:00 UTC+0000
UTC Start
2025-06-01 05:39:00.611
UTC End
2025-06-01 05:39:26.211
MJD Start
60827.2354237386
MJD End
60827.2357200349
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008006
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.34
Observation
ID
67663
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
50316
Name
HD167549
RA
274.18041
DEC
-24.00981
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 48.5270 48.5310 147.6000 147.7000
A0-J2 127.5240 127.5740 88.6000 88.7000
A0-J6 169.2050 169.2170 21.4790 21.5490
B5-J2 110.6280 110.6660 66.6000 66.6000
B5-J6 201.6730 201.6770 10.2750 10.3420
J2-J6 167.7740 167.7820 337.0090 337.0640
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 60827.2354237386
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD167549
RA 274.18041
DEC -24.00981
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 48.527
HIERARCH ESO ISS PBL12 END 48.531
HIERARCH ESO ISS PBLA12 START 147.6
HIERARCH ESO ISS PBLA12 END 147.7
HIERARCH ESO ISS PBL13 START 127.524
HIERARCH ESO ISS PBL13 END 127.574
HIERARCH ESO ISS PBLA13 START 88.6
HIERARCH ESO ISS PBLA13 END 88.7
HIERARCH ESO ISS PBL14 START 169.205
HIERARCH ESO ISS PBL14 END 169.217
HIERARCH ESO ISS PBLA14 START 21.479
HIERARCH ESO ISS PBLA14 END 21.549
HIERARCH ESO ISS PBL23 START 110.628
HIERARCH ESO ISS PBL23 END 110.666
HIERARCH ESO ISS PBLA23 START 66.6
HIERARCH ESO ISS PBLA23 END 66.6
HIERARCH ESO ISS PBL24 START 201.673
HIERARCH ESO ISS PBL24 END 201.677
HIERARCH ESO ISS PBLA24 START 10.275
HIERARCH ESO ISS PBLA24 END 10.342
HIERARCH ESO ISS PBL34 START 167.774
HIERARCH ESO ISS PBL34 END 167.782
HIERARCH ESO ISS PBLA34 START 337.009
HIERARCH ESO ISS PBLA34 END 337.064
HIERARCH ESO ISS AMBI TAU0 START 0.008006
HIERARCH ESO ISS AMBI TAU0 END 0.008006
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.34