Exposure
ID
PIONI.2025-05-31T07:53:21.326_1
Header ID
PIONI.2025-05-31T07:53:21.326
Date updated
2025-05-31 08:01:12 UTC+0000
Release date
2025-05-31 07:53:21 UTC+0000
UTC Start
2025-05-31 07:53:21.326
UTC End
2025-05-31 07:53:59.726
MJD Start
60826.3287190543
MJD End
60826.32916349874
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.009574
Ambient temperature (°C)
15.13
Seeing (arcsec)
0.29
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 41.6060 41.5750 160.3000 160.5000
A0-J2 117.1620 116.9660 93.1000 93.2000
A0-J6 167.6250 167.6780 34.0290 34.0580
B5-J2 108.0840 107.9830 72.4000 72.3000
B5-J6 195.1710 195.2470 24.1380 24.1890
J2-J6 147.1760 147.1310 350.9340 351.0480
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 60826.3287190543
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 41.606
HIERARCH ESO ISS PBL12 END 41.575
HIERARCH ESO ISS PBLA12 START 160.3
HIERARCH ESO ISS PBLA12 END 160.5
HIERARCH ESO ISS PBL13 START 117.162
HIERARCH ESO ISS PBL13 END 116.966
HIERARCH ESO ISS PBLA13 START 93.1
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 167.625
HIERARCH ESO ISS PBL14 END 167.678
HIERARCH ESO ISS PBLA14 START 34.029
HIERARCH ESO ISS PBLA14 END 34.058
HIERARCH ESO ISS PBL23 START 108.084
HIERARCH ESO ISS PBL23 END 107.983
HIERARCH ESO ISS PBLA23 START 72.4
HIERARCH ESO ISS PBLA23 END 72.3
HIERARCH ESO ISS PBL24 START 195.171
HIERARCH ESO ISS PBL24 END 195.247
HIERARCH ESO ISS PBLA24 START 24.138
HIERARCH ESO ISS PBLA24 END 24.189
HIERARCH ESO ISS PBL34 START 147.176
HIERARCH ESO ISS PBL34 END 147.131
HIERARCH ESO ISS PBLA34 START 350.934
HIERARCH ESO ISS PBLA34 END 351.048
HIERARCH ESO ISS AMBI TAU0 START 0.009574
HIERARCH ESO ISS AMBI TAU0 END 0.009574
HIERARCH ESO ISS AMBI TEMP 15.13
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.29