Exposure
ID
PIONI.2025-07-21T02:51:16.766_1
Header ID
PIONI.2025-07-21T02:51:16.766
Date updated
2025-07-21 03:00:56 UTC+0000
Release date
2025-07-21 02:51:16 UTC+0000
UTC Start
2025-07-21 02:51:16.766
UTC End
2025-07-21 02:51:42.366
MJD Start
60877.1189440526
MJD End
60877.1192403489
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002602
Ambient temperature (°C)
15.16
Seeing (arcsec)
0.64
Observation
ID
68880
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
51244
Name
HD140700
RA
236.121059
DEC
16.51029
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 59.6510 59.4860 107.1000 107.1000
A0-J2 105.2830 105.0950 81.2000 81.2000
A0-K0 120.7220 120.6240 64.5140 64.4480
G1-J2 57.8210 57.8070 54.5000 54.4000
G1-K0 86.7930 86.8320 36.7760 36.7660
J2-K0 36.2380 36.2500 7.7950 7.8800
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 60877.1189440526
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD140700
RA 236.121059
DEC 16.51029
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 59.651
HIERARCH ESO ISS PBL12 END 59.486
HIERARCH ESO ISS PBLA12 START 107.1
HIERARCH ESO ISS PBLA12 END 107.1
HIERARCH ESO ISS PBL13 START 105.283
HIERARCH ESO ISS PBL13 END 105.095
HIERARCH ESO ISS PBLA13 START 81.2
HIERARCH ESO ISS PBLA13 END 81.2
HIERARCH ESO ISS PBL14 START 120.722
HIERARCH ESO ISS PBL14 END 120.624
HIERARCH ESO ISS PBLA14 START 64.514
HIERARCH ESO ISS PBLA14 END 64.448
HIERARCH ESO ISS PBL23 START 57.821
HIERARCH ESO ISS PBL23 END 57.807
HIERARCH ESO ISS PBLA23 START 54.5
HIERARCH ESO ISS PBLA23 END 54.4
HIERARCH ESO ISS PBL24 START 86.793
HIERARCH ESO ISS PBL24 END 86.832
HIERARCH ESO ISS PBLA24 START 36.776
HIERARCH ESO ISS PBLA24 END 36.766
HIERARCH ESO ISS PBL34 START 36.238
HIERARCH ESO ISS PBL34 END 36.25
HIERARCH ESO ISS PBLA34 START 7.795
HIERARCH ESO ISS PBLA34 END 7.88
HIERARCH ESO ISS AMBI TAU0 START 0.002602
HIERARCH ESO ISS AMBI TAU0 END 0.002602
HIERARCH ESO ISS AMBI TEMP 15.16
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64