Exposure
ID
PIONI.2025-07-21T07:54:59.509_1
Header ID
PIONI.2025-07-21T07:54:59.509
Date updated
2025-07-21 08:00:40 UTC+0000
Release date
2025-07-21 07:54:59 UTC+0000
UTC Start
2025-07-21 07:54:59.510
UTC End
2025-07-21 07:55:25.110
MJD Start
60877.3298554346
MJD End
60877.330151730894
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004534
Ambient temperature (°C)
14.73
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 90.0400 90.0180 113.1000 113.1000
A0-J2 128.4910 128.5250 93.2000 93.2000
A0-K0 122.5510 122.6410 73.7470 73.7480
G1-J2 53.4730 53.5220 58.3000 58.3000
G1-K0 77.8730 77.9250 26.5720 26.6380
J2-K0 42.8540 42.8390 345.6260 345.6900
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 60877.3298554346
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 90.04
HIERARCH ESO ISS PBL12 END 90.018
HIERARCH ESO ISS PBLA12 START 113.1
HIERARCH ESO ISS PBLA12 END 113.1
HIERARCH ESO ISS PBL13 START 128.491
HIERARCH ESO ISS PBL13 END 128.525
HIERARCH ESO ISS PBLA13 START 93.2
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 122.551
HIERARCH ESO ISS PBL14 END 122.641
HIERARCH ESO ISS PBLA14 START 73.747
HIERARCH ESO ISS PBLA14 END 73.748
HIERARCH ESO ISS PBL23 START 53.473
HIERARCH ESO ISS PBL23 END 53.522
HIERARCH ESO ISS PBLA23 START 58.3
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 77.873
HIERARCH ESO ISS PBL24 END 77.925
HIERARCH ESO ISS PBLA24 START 26.572
HIERARCH ESO ISS PBLA24 END 26.638
HIERARCH ESO ISS PBL34 START 42.854
HIERARCH ESO ISS PBL34 END 42.839
HIERARCH ESO ISS PBLA34 START 345.626
HIERARCH ESO ISS PBLA34 END 345.69
HIERARCH ESO ISS AMBI TAU0 START 0.004534
HIERARCH ESO ISS AMBI TAU0 END 0.004534
HIERARCH ESO ISS AMBI TEMP 14.73
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77