Exposure
ID
PIONI.2025-09-24T01:13:08.816_1
Header ID
PIONI.2025-09-24T01:13:08.816
Date updated
2025-09-24 01:20:56 UTC+0000
Release date
2025-09-24 01:13:08 UTC+0000
UTC Start
2025-09-24 01:13:08.816
UTC End
2025-09-24 01:13:47.216
MJD Start
60942.0507964846
MJD End
60942.05124092904
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004695
Ambient temperature (°C)
15.0
Seeing (arcsec)
1.02
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 65.3980 65.2170 124.3000 124.4000
A0-J2 100.5010 100.2170 93.8000 93.8000
A0-K0 112.4960 112.2940 70.7330 70.6990
G1-J2 55.1510 55.0960 56.9000 56.9000
G1-K0 90.4710 90.4740 35.1890 35.1940
J2-K0 44.2460 44.2560 7.6800 7.7730
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 60942.0507964846
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 65.398
HIERARCH ESO ISS PBL12 END 65.217
HIERARCH ESO ISS PBLA12 START 124.3
HIERARCH ESO ISS PBLA12 END 124.4
HIERARCH ESO ISS PBL13 START 100.501
HIERARCH ESO ISS PBL13 END 100.217
HIERARCH ESO ISS PBLA13 START 93.8
HIERARCH ESO ISS PBLA13 END 93.8
HIERARCH ESO ISS PBL14 START 112.496
HIERARCH ESO ISS PBL14 END 112.294
HIERARCH ESO ISS PBLA14 START 70.733
HIERARCH ESO ISS PBLA14 END 70.699
HIERARCH ESO ISS PBL23 START 55.151
HIERARCH ESO ISS PBL23 END 55.096
HIERARCH ESO ISS PBLA23 START 56.9
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 90.471
HIERARCH ESO ISS PBL24 END 90.474
HIERARCH ESO ISS PBLA24 START 35.189
HIERARCH ESO ISS PBLA24 END 35.194
HIERARCH ESO ISS PBL34 START 44.246
HIERARCH ESO ISS PBL34 END 44.256
HIERARCH ESO ISS PBLA34 START 7.68
HIERARCH ESO ISS PBLA34 END 7.773
HIERARCH ESO ISS AMBI TAU0 START 0.004695
HIERARCH ESO ISS AMBI TAU0 END 0.004695
HIERARCH ESO ISS AMBI TEMP 15.0
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 0.92