Exposure
ID
PIONI.2025-03-30T05:56:05.170_1
Header ID
PIONI.2025-03-30T05:56:05.170
Date updated
2025-03-30 06:00:50 UTC+0000
Release date
2025-03-30 05:56:05 UTC+0000
UTC Start
2025-03-30 05:56:05.170
UTC End
2025-03-30 05:56:30.770
MJD Start
60764.2472820589
MJD End
60764.2475783552
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008545
Ambient temperature (°C)
13.84
Seeing (arcsec)
0.39
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 67.3520 67.3810 274.4000 274.3000
K0-D0 88.4880 88.5790 257.7000 257.7000
K0-J3 49.3650 49.3240 323.4990 323.5220
G2-D0 30.7620 30.8030 218.9000 218.9000
G2-J3 51.2020 51.2750 47.5710 47.6040
D0-J3 81.7440 81.8580 44.3110 44.3510
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 60764.2472820589
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 67.352
HIERARCH ESO ISS PBL12 END 67.381
HIERARCH ESO ISS PBLA12 START 274.4
HIERARCH ESO ISS PBLA12 END 274.3
HIERARCH ESO ISS PBL13 START 88.488
HIERARCH ESO ISS PBL13 END 88.579
HIERARCH ESO ISS PBLA13 START 257.7
HIERARCH ESO ISS PBLA13 END 257.7
HIERARCH ESO ISS PBL14 START 49.365
HIERARCH ESO ISS PBL14 END 49.324
HIERARCH ESO ISS PBLA14 START 323.499
HIERARCH ESO ISS PBLA14 END 323.522
HIERARCH ESO ISS PBL23 START 30.762
HIERARCH ESO ISS PBL23 END 30.803
HIERARCH ESO ISS PBLA23 START 218.9
HIERARCH ESO ISS PBLA23 END 218.9
HIERARCH ESO ISS PBL24 START 51.202
HIERARCH ESO ISS PBL24 END 51.275
HIERARCH ESO ISS PBLA24 START 47.571
HIERARCH ESO ISS PBLA24 END 47.604
HIERARCH ESO ISS PBL34 START 81.744
HIERARCH ESO ISS PBL34 END 81.858
HIERARCH ESO ISS PBLA34 START 44.311
HIERARCH ESO ISS PBLA34 END 44.351
HIERARCH ESO ISS AMBI TAU0 START 0.008613
HIERARCH ESO ISS AMBI TAU0 END 0.008477
HIERARCH ESO ISS AMBI TEMP 13.84
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39