Exposure
ID
PIONI.2025-07-21T07:53:44.627_1
Header ID
PIONI.2025-07-21T07:53:44.627
Date updated
2025-07-21 08:00:40 UTC+0000
Release date
2025-07-21 07:53:44 UTC+0000
UTC Start
2025-07-21 07:53:44.627
UTC End
2025-07-21 07:54:10.227
MJD Start
60877.3289887421
MJD End
60877.329285038395
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004534
Ambient temperature (°C)
14.78
Seeing (arcsec)
0.77
Observation
ID
68900
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
51263
Name
HD222368
RA
354.988702
DEC
5.62381
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.0850 90.0640 113.1000 113.1000
A0-J2 128.4140 128.4510 93.3000 93.2000
A0-K0 122.3570 122.4500 73.7550 73.7530
G1-J2 53.3660 53.4170 58.2000 58.2000
G1-K0 77.7600 77.8140 26.4420 26.5060
J2-K0 42.8850 42.8700 345.4990 345.5610
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 60877.3289887421
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD222368
RA 354.988702
DEC 5.62381
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.085
HIERARCH ESO ISS PBL12 END 90.064
HIERARCH ESO ISS PBLA12 START 113.1
HIERARCH ESO ISS PBLA12 END 113.1
HIERARCH ESO ISS PBL13 START 128.414
HIERARCH ESO ISS PBL13 END 128.451
HIERARCH ESO ISS PBLA13 START 93.3
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 122.357
HIERARCH ESO ISS PBL14 END 122.45
HIERARCH ESO ISS PBLA14 START 73.755
HIERARCH ESO ISS PBLA14 END 73.753
HIERARCH ESO ISS PBL23 START 53.366
HIERARCH ESO ISS PBL23 END 53.417
HIERARCH ESO ISS PBLA23 START 58.2
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 77.76
HIERARCH ESO ISS PBL24 END 77.814
HIERARCH ESO ISS PBLA24 START 26.442
HIERARCH ESO ISS PBLA24 END 26.506
HIERARCH ESO ISS PBL34 START 42.885
HIERARCH ESO ISS PBL34 END 42.87
HIERARCH ESO ISS PBLA34 START 345.499
HIERARCH ESO ISS PBLA34 END 345.561
HIERARCH ESO ISS AMBI TAU0 START 0.004534
HIERARCH ESO ISS AMBI TAU0 END 0.004534
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77