Exposure
ID
PIONI.2025-07-21T07:51:14.839_1
Header ID
PIONI.2025-07-21T07:51:14.839
Date updated
2025-07-21 07:55:41 UTC+0000
Release date
2025-07-21 07:51:14 UTC+0000
UTC Start
2025-07-21 07:51:14.839
UTC End
2025-07-21 07:51:40.439
MJD Start
60877.3272550814
MJD End
60877.3275513777
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003732
Ambient temperature (°C)
14.78
Seeing (arcsec)
0.6599999999999999
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 90.1680 90.1490 113.2000 113.2000
A0-J2 128.2480 128.2890 93.3000 93.3000
A0-K0 121.9580 122.0550 73.7640 73.7620
G1-J2 53.1480 53.2010 58.1000 58.2000
G1-K0 77.5360 77.5900 26.1700 26.2360
J2-K0 42.9480 42.9330 345.2400 345.3010
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 60877.3272550814
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 90.168
HIERARCH ESO ISS PBL12 END 90.149
HIERARCH ESO ISS PBLA12 START 113.2
HIERARCH ESO ISS PBLA12 END 113.2
HIERARCH ESO ISS PBL13 START 128.248
HIERARCH ESO ISS PBL13 END 128.289
HIERARCH ESO ISS PBLA13 START 93.3
HIERARCH ESO ISS PBLA13 END 93.3
HIERARCH ESO ISS PBL14 START 121.958
HIERARCH ESO ISS PBL14 END 122.055
HIERARCH ESO ISS PBLA14 START 73.764
HIERARCH ESO ISS PBLA14 END 73.762
HIERARCH ESO ISS PBL23 START 53.148
HIERARCH ESO ISS PBL23 END 53.201
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 77.536
HIERARCH ESO ISS PBL24 END 77.59
HIERARCH ESO ISS PBLA24 START 26.17
HIERARCH ESO ISS PBLA24 END 26.236
HIERARCH ESO ISS PBL34 START 42.948
HIERARCH ESO ISS PBL34 END 42.933
HIERARCH ESO ISS PBLA34 START 345.24
HIERARCH ESO ISS PBLA34 END 345.301
HIERARCH ESO ISS AMBI TAU0 START 0.003732
HIERARCH ESO ISS AMBI TAU0 END 0.003732
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.7