Exposure
ID
PIONI.2025-07-21T09:43:18.340_1
Header ID
PIONI.2025-07-21T09:43:18.340
Date updated
2025-07-21 09:50:45 UTC+0000
Release date
2025-07-21 09:43:18 UTC+0000
UTC Start
2025-07-21 09:43:18.340
UTC End
2025-07-21 09:43:43.940
MJD Start
60877.4050733764
MJD End
60877.4053696727
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006696499999999999
Ambient temperature (°C)
14.68
Seeing (arcsec)
0.61
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 74.1270 74.0040 114.9000 115.0000
A0-J2 116.4390 116.2930 90.2000 90.2000
A0-K0 124.3080 124.2320 70.7710 70.7450
G1-J2 58.0820 58.0730 57.9000 57.9000
G1-K0 87.8960 87.9280 34.7860 34.8020
J2-K0 41.3540 41.3550 1.2870 1.3650
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 60877.4050733764
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 74.127
HIERARCH ESO ISS PBL12 END 74.004
HIERARCH ESO ISS PBLA12 START 114.9
HIERARCH ESO ISS PBLA12 END 115.0
HIERARCH ESO ISS PBL13 START 116.439
HIERARCH ESO ISS PBL13 END 116.293
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 124.308
HIERARCH ESO ISS PBL14 END 124.232
HIERARCH ESO ISS PBLA14 START 70.771
HIERARCH ESO ISS PBLA14 END 70.745
HIERARCH ESO ISS PBL23 START 58.082
HIERARCH ESO ISS PBL23 END 58.073
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 87.896
HIERARCH ESO ISS PBL24 END 87.928
HIERARCH ESO ISS PBLA24 START 34.786
HIERARCH ESO ISS PBLA24 END 34.802
HIERARCH ESO ISS PBL34 START 41.354
HIERARCH ESO ISS PBL34 END 41.355
HIERARCH ESO ISS PBLA34 START 1.287
HIERARCH ESO ISS PBLA34 END 1.365
HIERARCH ESO ISS AMBI TAU0 START 0.006852
HIERARCH ESO ISS AMBI TAU0 END 0.006541
HIERARCH ESO ISS AMBI TEMP 14.68
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.6