Exposure
ID
PIONI.2025-07-21T04:51:40.190_1
Header ID
PIONI.2025-07-21T04:51:40.190
Date updated
2025-07-21 05:00:40 UTC+0000
Release date
2025-07-21 04:51:40 UTC+0000
UTC Start
2025-07-21 04:51:40.190
UTC End
2025-07-21 04:52:05.790
MJD Start
60877.2025484941
MJD End
60877.202844790394
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007341
Ambient temperature (°C)
15.38
Seeing (arcsec)
0.505
Observation
ID
68888
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
51251
Name
HD211367
RA
334.290593
DEC
-34.76101
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 78.2610 78.3580 99.2000 99.2000
A0-J2 114.8810 115.0030 72.9000 73.0000
A0-K0 119.9520 120.0260 50.1920 50.3070
G1-J2 56.5870 56.6040 35.1000 35.2000
G1-K0 90.4800 90.4800 9.4700 9.5540
J2-K0 46.4140 46.4250 337.6790 337.7290
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 60877.2025484941
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD211367
RA 334.290593
DEC -34.76101
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 78.261
HIERARCH ESO ISS PBL12 END 78.358
HIERARCH ESO ISS PBLA12 START 99.2
HIERARCH ESO ISS PBLA12 END 99.2
HIERARCH ESO ISS PBL13 START 114.881
HIERARCH ESO ISS PBL13 END 115.003
HIERARCH ESO ISS PBLA13 START 72.9
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 119.952
HIERARCH ESO ISS PBL14 END 120.026
HIERARCH ESO ISS PBLA14 START 50.192
HIERARCH ESO ISS PBLA14 END 50.307
HIERARCH ESO ISS PBL23 START 56.587
HIERARCH ESO ISS PBL23 END 56.604
HIERARCH ESO ISS PBLA23 START 35.1
HIERARCH ESO ISS PBLA23 END 35.2
HIERARCH ESO ISS PBL24 START 90.48
HIERARCH ESO ISS PBL24 END 90.48
HIERARCH ESO ISS PBLA24 START 9.47
HIERARCH ESO ISS PBLA24 END 9.554
HIERARCH ESO ISS PBL34 START 46.414
HIERARCH ESO ISS PBL34 END 46.425
HIERARCH ESO ISS PBLA34 START 337.679
HIERARCH ESO ISS PBLA34 END 337.729
HIERARCH ESO ISS AMBI TAU0 START 0.007794
HIERARCH ESO ISS AMBI TAU0 END 0.006888
HIERARCH ESO ISS AMBI TEMP 15.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5