Exposure
ID
PIONI.2025-07-21T09:42:03.455_1
Header ID
PIONI.2025-07-21T09:42:03.455
Date updated
2025-07-21 09:50:45 UTC+0000
Release date
2025-07-21 09:42:03 UTC+0000
UTC Start
2025-07-21 09:42:03.455
UTC End
2025-07-21 09:42:29.055
MJD Start
60877.4042066601
MJD End
60877.4045029564
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006852
Ambient temperature (°C)
14.68
Seeing (arcsec)
0.56
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 74.3790 74.2600 114.9000 114.9000
A0-J2 116.7380 116.5970 90.2000 90.2000
A0-K0 124.4600 124.3880 70.8260 70.8010
G1-J2 58.1000 58.0920 58.0000 57.9000
G1-K0 87.8300 87.8610 34.7550 34.7700
J2-K0 41.3510 41.3520 1.1280 1.2040
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 60877.4042066601
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 74.379
HIERARCH ESO ISS PBL12 END 74.26
HIERARCH ESO ISS PBLA12 START 114.9
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 116.738
HIERARCH ESO ISS PBL13 END 116.597
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 124.46
HIERARCH ESO ISS PBL14 END 124.388
HIERARCH ESO ISS PBLA14 START 70.826
HIERARCH ESO ISS PBLA14 END 70.801
HIERARCH ESO ISS PBL23 START 58.1
HIERARCH ESO ISS PBL23 END 58.092
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 87.83
HIERARCH ESO ISS PBL24 END 87.861
HIERARCH ESO ISS PBLA24 START 34.755
HIERARCH ESO ISS PBLA24 END 34.77
HIERARCH ESO ISS PBL34 START 41.351
HIERARCH ESO ISS PBL34 END 41.352
HIERARCH ESO ISS PBLA34 START 1.128
HIERARCH ESO ISS PBLA34 END 1.204
HIERARCH ESO ISS AMBI TAU0 START 0.006852
HIERARCH ESO ISS AMBI TAU0 END 0.006852
HIERARCH ESO ISS AMBI TEMP 14.68
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.56