Exposure
ID
PIONI.2025-05-31T09:23:59.948_1
Header ID
PIONI.2025-05-31T09:23:59.948
Date updated
2025-05-31 09:37:38 UTC+0000
Release date
2025-05-31 09:23:59 UTC+0000
UTC Start
2025-05-31 09:23:59.948
UTC End
2025-05-31 09:24:38.348
MJD Start
60826.3916660659
MJD End
60826.39211051034
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0049605
Ambient temperature (°C)
15.0
Seeing (arcsec)
0.3
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 39.3370 39.3290 175.6000 175.8000
A0-J2 87.0930 86.7520 94.5000 94.6000
A0-J6 169.2690 169.2440 35.1070 35.0970
B5-J2 89.8520 89.6290 68.9000 68.9000
B5-J6 201.1990 201.2270 27.9670 27.9840
J2-J6 145.7500 145.7710 4.1350 4.2540
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 60826.3916660659
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 39.337
HIERARCH ESO ISS PBL12 END 39.329
HIERARCH ESO ISS PBLA12 START 175.6
HIERARCH ESO ISS PBLA12 END 175.8
HIERARCH ESO ISS PBL13 START 87.093
HIERARCH ESO ISS PBL13 END 86.752
HIERARCH ESO ISS PBLA13 START 94.5
HIERARCH ESO ISS PBLA13 END 94.6
HIERARCH ESO ISS PBL14 START 169.269
HIERARCH ESO ISS PBL14 END 169.244
HIERARCH ESO ISS PBLA14 START 35.107
HIERARCH ESO ISS PBLA14 END 35.097
HIERARCH ESO ISS PBL23 START 89.852
HIERARCH ESO ISS PBL23 END 89.629
HIERARCH ESO ISS PBLA23 START 68.9
HIERARCH ESO ISS PBLA23 END 68.9
HIERARCH ESO ISS PBL24 START 201.199
HIERARCH ESO ISS PBL24 END 201.227
HIERARCH ESO ISS PBLA24 START 27.967
HIERARCH ESO ISS PBLA24 END 27.984
HIERARCH ESO ISS PBL34 START 145.75
HIERARCH ESO ISS PBL34 END 145.771
HIERARCH ESO ISS PBLA34 START 4.135
HIERARCH ESO ISS PBLA34 END 4.254
HIERARCH ESO ISS AMBI TAU0 START 0.004737
HIERARCH ESO ISS AMBI TAU0 END 0.005184
HIERARCH ESO ISS AMBI TEMP 15.0
HIERARCH ESO ISS AMBI FWHM START 0.3
HIERARCH ESO ISS AMBI FWHM END 0.3