Exposure
ID
PIONI.2025-03-30T05:57:57.804_1
Header ID
PIONI.2025-03-30T05:57:57.804
Date updated
2025-03-30 06:05:57 UTC+0000
Release date
2025-03-30 05:57:57 UTC+0000
UTC Start
2025-03-30 05:57:57.804
UTC End
2025-03-30 05:58:23.404
MJD Start
60764.2485856921
MJD End
60764.248881988395
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009239
Ambient temperature (°C)
13.75
Seeing (arcsec)
0.41
Observation
ID
65962
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
49100
Name
HD127227
RA
217.473462
DEC
16.20862
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.4410 67.4690 274.2000 274.2000
K0-D0 88.7690 88.8620 257.6000 257.6000
K0-J3 49.2360 49.1930 323.5720 323.6000
G2-D0 30.8870 30.9290 219.0000 219.1000
G2-J3 51.4280 51.5040 47.6720 47.7070
D0-J3 82.0960 82.2150 44.4340 44.4770
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 60764.2485856921
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD127227
RA 217.473462
DEC 16.20862
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 67.441
HIERARCH ESO ISS PBL12 END 67.469
HIERARCH ESO ISS PBLA12 START 274.2
HIERARCH ESO ISS PBLA12 END 274.2
HIERARCH ESO ISS PBL13 START 88.769
HIERARCH ESO ISS PBL13 END 88.862
HIERARCH ESO ISS PBLA13 START 257.6
HIERARCH ESO ISS PBLA13 END 257.6
HIERARCH ESO ISS PBL14 START 49.236
HIERARCH ESO ISS PBL14 END 49.193
HIERARCH ESO ISS PBLA14 START 323.572
HIERARCH ESO ISS PBLA14 END 323.6
HIERARCH ESO ISS PBL23 START 30.887
HIERARCH ESO ISS PBL23 END 30.929
HIERARCH ESO ISS PBLA23 START 219.0
HIERARCH ESO ISS PBLA23 END 219.1
HIERARCH ESO ISS PBL24 START 51.428
HIERARCH ESO ISS PBL24 END 51.504
HIERARCH ESO ISS PBLA24 START 47.672
HIERARCH ESO ISS PBLA24 END 47.707
HIERARCH ESO ISS PBL34 START 82.096
HIERARCH ESO ISS PBL34 END 82.215
HIERARCH ESO ISS PBLA34 START 44.434
HIERARCH ESO ISS PBLA34 END 44.477
HIERARCH ESO ISS AMBI TAU0 START 0.009239
HIERARCH ESO ISS AMBI TAU0 END 0.009239
HIERARCH ESO ISS AMBI TEMP 13.75
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41