Exposure
ID
PIONI.2025-07-21T09:55:24.997_1
Header ID
PIONI.2025-07-21T09:55:24.997
Date updated
2025-07-21 10:05:51 UTC+0000
Release date
2025-07-21 09:55:24 UTC+0000
UTC Start
2025-07-21 09:55:24.997
UTC End
2025-07-21 09:55:50.597
MJD Start
60877.4134837636
MJD End
60877.4137800599
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0056955
Ambient temperature (°C)
14.69
Seeing (arcsec)
0.43
Observation
ID
68909
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
51272
Name
HD223719
RA
357.989973
DEC
2.93031
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 78.7120 78.6060 115.4000 115.4000
A0-J2 120.7970 120.6760 91.6000 91.6000
A0-K0 126.0590 126.0040 71.9470 71.9340
G1-J2 58.2160 58.2130 58.5000 58.5000
G1-K0 87.6210 87.6540 33.7960 33.8230
J2-K0 42.4090 42.4080 358.7810 358.8600
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 60877.4134837636
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD223719
RA 357.989973
DEC 2.93031
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 78.712
HIERARCH ESO ISS PBL12 END 78.606
HIERARCH ESO ISS PBLA12 START 115.4
HIERARCH ESO ISS PBLA12 END 115.4
HIERARCH ESO ISS PBL13 START 120.797
HIERARCH ESO ISS PBL13 END 120.676
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 126.059
HIERARCH ESO ISS PBL14 END 126.004
HIERARCH ESO ISS PBLA14 START 71.947
HIERARCH ESO ISS PBLA14 END 71.934
HIERARCH ESO ISS PBL23 START 58.216
HIERARCH ESO ISS PBL23 END 58.213
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 87.621
HIERARCH ESO ISS PBL24 END 87.654
HIERARCH ESO ISS PBLA24 START 33.796
HIERARCH ESO ISS PBLA24 END 33.823
HIERARCH ESO ISS PBL34 START 42.409
HIERARCH ESO ISS PBL34 END 42.408
HIERARCH ESO ISS PBLA34 START 358.781
HIERARCH ESO ISS PBLA34 END 358.86
HIERARCH ESO ISS AMBI TAU0 START 0.004593
HIERARCH ESO ISS AMBI TAU0 END 0.006798
HIERARCH ESO ISS AMBI TEMP 14.69
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43