Exposure
ID
PIONI.2025-01-04T07:52:03.705_1
Header ID
PIONI.2025-01-04T07:52:03.705
Date updated
2025-01-04 08:00:43 UTC+0000
Release date
2025-01-04 07:52:03 UTC+0000
UTC Start
2025-01-04 07:52:03.705
UTC End
2025-01-04 07:52:29.305
MJD Start
60679.3278206578
MJD End
60679.3281169541
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005319
Ambient temperature (°C)
10.79
Seeing (arcsec)
1.18
Observation
ID
63071
Category
calibrator
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
46986
Name
HD87477
RA
151.096343
DEC
-39.97586
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.3340 47.3450 150.9000 150.9000
A0-J2 129.2320 129.2340 93.0000 93.1000
A0-J6 164.6440 164.6070 27.0800 27.1510
B5-J2 111.5130 111.4930 71.9000 72.0000
B5-J6 194.9800 194.9520 15.4410 15.5080
J2-J6 162.6250 162.6530 340.5680 340.6370
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60679.3278206578
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD87477
RA 151.096343
DEC -39.97586
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.334
HIERARCH ESO ISS PBL12 END 47.345
HIERARCH ESO ISS PBLA12 START 150.9
HIERARCH ESO ISS PBLA12 END 150.9
HIERARCH ESO ISS PBL13 START 129.232
HIERARCH ESO ISS PBL13 END 129.234
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 164.644
HIERARCH ESO ISS PBL14 END 164.607
HIERARCH ESO ISS PBLA14 START 27.08
HIERARCH ESO ISS PBLA14 END 27.151
HIERARCH ESO ISS PBL23 START 111.513
HIERARCH ESO ISS PBL23 END 111.493
HIERARCH ESO ISS PBLA23 START 71.9
HIERARCH ESO ISS PBLA23 END 72.0
HIERARCH ESO ISS PBL24 START 194.98
HIERARCH ESO ISS PBL24 END 194.952
HIERARCH ESO ISS PBLA24 START 15.441
HIERARCH ESO ISS PBLA24 END 15.508
HIERARCH ESO ISS PBL34 START 162.625
HIERARCH ESO ISS PBL34 END 162.653
HIERARCH ESO ISS PBLA34 START 340.568
HIERARCH ESO ISS PBLA34 END 340.637
HIERARCH ESO ISS AMBI TAU0 START 0.005319
HIERARCH ESO ISS AMBI TAU0 END 0.005319
HIERARCH ESO ISS AMBI TEMP 10.79
HIERARCH ESO ISS AMBI FWHM START 1.18
HIERARCH ESO ISS AMBI FWHM END 1.18