Exposure
ID
PIONI.2025-05-23T10:03:53.128_1
Header ID
PIONI.2025-05-23T10:03:53.128
Date updated
2025-05-23 10:11:24 UTC+0000
Release date
2025-05-23 10:03:53 UTC+0000
UTC Start
2025-05-23 10:03:53.129
UTC End
2025-05-23 10:04:18.729
MJD Start
60818.4193649134
MJD End
60818.4196612097
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004404
Ambient temperature (°C)
13.51
Seeing (arcsec)
0.53
Observation
ID
67548
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
50238
Name
HD167720
RA
274.298417
DEC
-17.37399
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 48.8440 48.7310 290.1000 290.1000
K0-D0 71.9310 71.7730 262.1000 262.2000
K0-J3 53.6300 53.6290 357.7220 357.8150
G2-D0 36.7620 36.7350 223.6000 223.6000
G2-J3 57.1950 57.1380 49.9080 49.9050
D0-J3 93.8240 93.7390 47.4580 47.4560
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 60818.4193649134
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD167720
RA 274.298417
DEC -17.37399
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.844
HIERARCH ESO ISS PBL12 END 48.731
HIERARCH ESO ISS PBLA12 START 290.1
HIERARCH ESO ISS PBLA12 END 290.1
HIERARCH ESO ISS PBL13 START 71.931
HIERARCH ESO ISS PBL13 END 71.773
HIERARCH ESO ISS PBLA13 START 262.1
HIERARCH ESO ISS PBLA13 END 262.2
HIERARCH ESO ISS PBL14 START 53.63
HIERARCH ESO ISS PBL14 END 53.629
HIERARCH ESO ISS PBLA14 START 357.722
HIERARCH ESO ISS PBLA14 END 357.815
HIERARCH ESO ISS PBL23 START 36.762
HIERARCH ESO ISS PBL23 END 36.735
HIERARCH ESO ISS PBLA23 START 223.6
HIERARCH ESO ISS PBLA23 END 223.6
HIERARCH ESO ISS PBL24 START 57.195
HIERARCH ESO ISS PBL24 END 57.138
HIERARCH ESO ISS PBLA24 START 49.908
HIERARCH ESO ISS PBLA24 END 49.905
HIERARCH ESO ISS PBL34 START 93.824
HIERARCH ESO ISS PBL34 END 93.739
HIERARCH ESO ISS PBLA34 START 47.458
HIERARCH ESO ISS PBLA34 END 47.456
HIERARCH ESO ISS AMBI TAU0 START 0.004404
HIERARCH ESO ISS AMBI TAU0 END 0.004404
HIERARCH ESO ISS AMBI TEMP 13.51
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53