Exposure
ID
PIONI.2025-09-25T01:14:03.799_1
Header ID
PIONI.2025-09-25T01:14:03.799
Date updated
2025-09-25 01:20:45 UTC+0000
Release date
2025-09-25 01:14:03 UTC+0000
UTC Start
2025-09-25 01:14:03.799
UTC End
2025-09-25 01:14:42.199
MJD Start
60943.0514328596
MJD End
60943.05187730404
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007648
Ambient temperature (°C)
17.24
Seeing (arcsec)
0.56
Observation
ID
70482
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
52265
Name
HD 166562
RA
272.817293
DEC
-0.65932
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 64.3020 64.1150 124.9000 125.0000
A0-J2 98.7690 98.4710 93.9000 93.9000
A0-K0 111.2540 111.0450 70.5220 70.4860
G1-J2 54.8110 54.7540 56.7000 56.7000
G1-K0 90.4830 90.4840 35.2120 35.2150
J2-K0 44.3060 44.3160 8.2390 8.3320
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 60943.0514328596
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 166562
RA 272.817293
DEC -0.65932
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 64.302
HIERARCH ESO ISS PBL12 END 64.115
HIERARCH ESO ISS PBLA12 START 124.9
HIERARCH ESO ISS PBLA12 END 125.0
HIERARCH ESO ISS PBL13 START 98.769
HIERARCH ESO ISS PBL13 END 98.471
HIERARCH ESO ISS PBLA13 START 93.9
HIERARCH ESO ISS PBLA13 END 93.9
HIERARCH ESO ISS PBL14 START 111.254
HIERARCH ESO ISS PBL14 END 111.045
HIERARCH ESO ISS PBLA14 START 70.522
HIERARCH ESO ISS PBLA14 END 70.486
HIERARCH ESO ISS PBL23 START 54.811
HIERARCH ESO ISS PBL23 END 54.754
HIERARCH ESO ISS PBLA23 START 56.7
HIERARCH ESO ISS PBLA23 END 56.7
HIERARCH ESO ISS PBL24 START 90.483
HIERARCH ESO ISS PBL24 END 90.484
HIERARCH ESO ISS PBLA24 START 35.212
HIERARCH ESO ISS PBLA24 END 35.215
HIERARCH ESO ISS PBL34 START 44.306
HIERARCH ESO ISS PBL34 END 44.316
HIERARCH ESO ISS PBLA34 START 8.239
HIERARCH ESO ISS PBLA34 END 8.332
HIERARCH ESO ISS AMBI TAU0 START 0.007648
HIERARCH ESO ISS AMBI TAU0 END 0.007648
HIERARCH ESO ISS AMBI TEMP 17.24
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.56