Exposure
ID
PIONI.2025-07-21T09:41:25.795_1
Header ID
PIONI.2025-07-21T09:41:25.795
Date updated
2025-07-21 09:45:38 UTC+0000
Release date
2025-07-21 09:41:25 UTC+0000
UTC Start
2025-07-21 09:41:25.795
UTC End
2025-07-21 09:41:51.395
MJD Start
60877.4037707704
MJD End
60877.404067066695
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0066425
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.56
Observation
ID
68907
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
51270
Name
HD220009
RA
350.085095
DEC
5.38097
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 74.5070 74.3850 114.8000 114.9000
A0-J2 116.8900 116.7460 90.2000 90.2000
A0-K0 124.5370 124.4640 70.8540 70.8280
G1-J2 58.1090 58.1000 58.0000 58.0000
G1-K0 87.7950 87.8280 34.7380 34.7540
J2-K0 41.3500 41.3510 1.0450 1.1240
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 60877.4037707704
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD220009
RA 350.085095
DEC 5.38097
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 74.507
HIERARCH ESO ISS PBL12 END 74.385
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 116.89
HIERARCH ESO ISS PBL13 END 116.746
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 124.537
HIERARCH ESO ISS PBL14 END 124.464
HIERARCH ESO ISS PBLA14 START 70.854
HIERARCH ESO ISS PBLA14 END 70.828
HIERARCH ESO ISS PBL23 START 58.109
HIERARCH ESO ISS PBL23 END 58.1
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 58.0
HIERARCH ESO ISS PBL24 START 87.795
HIERARCH ESO ISS PBL24 END 87.828
HIERARCH ESO ISS PBLA24 START 34.738
HIERARCH ESO ISS PBLA24 END 34.754
HIERARCH ESO ISS PBL34 START 41.35
HIERARCH ESO ISS PBL34 END 41.351
HIERARCH ESO ISS PBLA34 START 1.045
HIERARCH ESO ISS PBLA34 END 1.124
HIERARCH ESO ISS AMBI TAU0 START 0.006433
HIERARCH ESO ISS AMBI TAU0 END 0.006852
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.56