Exposure
ID
PIONI.2025-05-31T08:55:12.310_1
Header ID
PIONI.2025-05-31T08:55:12.310
Date updated
2025-05-31 09:01:07 UTC+0000
Release date
2025-05-31 08:55:12 UTC+0000
UTC Start
2025-05-31 08:55:12.310
UTC End
2025-05-31 08:55:50.710
MJD Start
60826.3716702573
MJD End
60826.37211470174
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010328
Ambient temperature (°C)
15.04
Seeing (arcsec)
0.33999999999999997
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 39.7710 39.7540 170.4000 170.6000
A0-J2 98.3680 98.0690 93.9000 94.0000
A0-J6 169.6920 169.6930 35.2260 35.2290
B5-J2 97.1050 96.9170 70.5000 70.4000
B5-J6 199.8860 199.9320 27.1640 27.1920
J2-J6 145.3760 145.3760 359.8930 0.0140
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 60826.3716702573
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 39.771
HIERARCH ESO ISS PBL12 END 39.754
HIERARCH ESO ISS PBLA12 START 170.4
HIERARCH ESO ISS PBLA12 END 170.6
HIERARCH ESO ISS PBL13 START 98.368
HIERARCH ESO ISS PBL13 END 98.069
HIERARCH ESO ISS PBLA13 START 93.9
HIERARCH ESO ISS PBLA13 END 94.0
HIERARCH ESO ISS PBL14 START 169.692
HIERARCH ESO ISS PBL14 END 169.693
HIERARCH ESO ISS PBLA14 START 35.226
HIERARCH ESO ISS PBLA14 END 35.229
HIERARCH ESO ISS PBL23 START 97.105
HIERARCH ESO ISS PBL23 END 96.917
HIERARCH ESO ISS PBLA23 START 70.5
HIERARCH ESO ISS PBLA23 END 70.4
HIERARCH ESO ISS PBL24 START 199.886
HIERARCH ESO ISS PBL24 END 199.932
HIERARCH ESO ISS PBLA24 START 27.164
HIERARCH ESO ISS PBLA24 END 27.192
HIERARCH ESO ISS PBL34 START 145.376
HIERARCH ESO ISS PBL34 END 145.376
HIERARCH ESO ISS PBLA34 START 359.893
HIERARCH ESO ISS PBLA34 END 0.014
HIERARCH ESO ISS AMBI TAU0 START 0.011011
HIERARCH ESO ISS AMBI TAU0 END 0.009645
HIERARCH ESO ISS AMBI TEMP 15.04
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.33