Exposure
ID
PIONI.2025-05-31T08:29:30.074_1
Header ID
PIONI.2025-05-31T08:29:30.074
Date updated
2025-05-31 08:36:47 UTC+0000
Release date
2025-05-31 08:29:30 UTC+0000
UTC Start
2025-05-31 08:29:30.074
UTC End
2025-05-31 08:30:08.474
MJD Start
60826.3538203021
MJD End
60826.354264746544
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.009002
Ambient temperature (°C)
14.96
Seeing (arcsec)
0.32999999999999996
Observation
ID
67681
Category
calibrator
Program ID
115.283B.001
Program Title
WHAT MAKES THE SYMBIOTIC GIANT IN FG SER BREATHE?
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
50334
Name
HD 166562
RA
272.817848
DEC
-0.65931
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 40.4050 40.3810 166.0000 166.1000
A0-J2 107.1310 106.8730 93.5000 93.6000
A0-J6 169.3170 169.3400 34.9710 34.9840
B5-J2 102.4740 102.3210 71.5000 71.4000
B5-J6 198.2010 198.2610 26.1240 26.1620
J2-J6 145.7050 145.6850 356.1060 356.2260
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283B.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60826.3538203021
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 166562
RA 272.817848
DEC -0.65931
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 40.405
HIERARCH ESO ISS PBL12 END 40.381
HIERARCH ESO ISS PBLA12 START 166.0
HIERARCH ESO ISS PBLA12 END 166.1
HIERARCH ESO ISS PBL13 START 107.131
HIERARCH ESO ISS PBL13 END 106.873
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 93.6
HIERARCH ESO ISS PBL14 START 169.317
HIERARCH ESO ISS PBL14 END 169.34
HIERARCH ESO ISS PBLA14 START 34.971
HIERARCH ESO ISS PBLA14 END 34.984
HIERARCH ESO ISS PBL23 START 102.474
HIERARCH ESO ISS PBL23 END 102.321
HIERARCH ESO ISS PBLA23 START 71.5
HIERARCH ESO ISS PBLA23 END 71.4
HIERARCH ESO ISS PBL24 START 198.201
HIERARCH ESO ISS PBL24 END 198.261
HIERARCH ESO ISS PBLA24 START 26.124
HIERARCH ESO ISS PBLA24 END 26.162
HIERARCH ESO ISS PBL34 START 145.705
HIERARCH ESO ISS PBL34 END 145.685
HIERARCH ESO ISS PBLA34 START 356.106
HIERARCH ESO ISS PBLA34 END 356.226
HIERARCH ESO ISS AMBI TAU0 START 0.008476
HIERARCH ESO ISS AMBI TAU0 END 0.009528
HIERARCH ESO ISS AMBI TEMP 14.96
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.31