Exposure
ID
PIONI.2025-11-03T05:47:15.355_1
Header ID
PIONI.2025-11-03T05:47:15.355
Date updated
2025-11-03 05:55:59 UTC+0000
Release date
2025-11-03 05:47:15 UTC+0000
UTC Start
2025-11-03 05:47:15.355
UTC End
2025-11-03 05:47:40.955
MJD Start
60982.2411499373
MJD End
60982.241446233595
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0026160000000000003
Ambient temperature (°C)
10.54
Seeing (arcsec)
0.995
Observation
ID
71013
Category
calibrator
Program ID
116.28SN.001
Program Title
DO WINDS AND PULSATIONS ALTER RED GIANTS' ROCHE LOBES? THE UNIQUE TEST CASE OF THE SYMBIOTIC BINARY V1261 ORI
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
52697
Name
HD 35642
RA
81.461628
DEC
-10.28333
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 87.7530 87.8040 111.9000 111.9000
A0-J2 120.2120 120.3310 88.7000 88.7000
A0-K0 115.6610 115.7890 65.2780 65.3340
G1-J2 52.4550 52.5030 47.6000 47.7000
G1-K0 84.3970 84.4210 16.2430 16.3250
J2-K0 48.0920 48.0860 341.6730 341.7210
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60982.2411499373
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 35642
RA 81.461628
DEC -10.28333
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 87.753
HIERARCH ESO ISS PBL12 END 87.804
HIERARCH ESO ISS PBLA12 START 111.9
HIERARCH ESO ISS PBLA12 END 111.9
HIERARCH ESO ISS PBL13 START 120.212
HIERARCH ESO ISS PBL13 END 120.331
HIERARCH ESO ISS PBLA13 START 88.7
HIERARCH ESO ISS PBLA13 END 88.7
HIERARCH ESO ISS PBL14 START 115.661
HIERARCH ESO ISS PBL14 END 115.789
HIERARCH ESO ISS PBLA14 START 65.278
HIERARCH ESO ISS PBLA14 END 65.334
HIERARCH ESO ISS PBL23 START 52.455
HIERARCH ESO ISS PBL23 END 52.503
HIERARCH ESO ISS PBLA23 START 47.6
HIERARCH ESO ISS PBLA23 END 47.7
HIERARCH ESO ISS PBL24 START 84.397
HIERARCH ESO ISS PBL24 END 84.421
HIERARCH ESO ISS PBLA24 START 16.243
HIERARCH ESO ISS PBLA24 END 16.325
HIERARCH ESO ISS PBL34 START 48.092
HIERARCH ESO ISS PBL34 END 48.086
HIERARCH ESO ISS PBLA34 START 341.673
HIERARCH ESO ISS PBLA34 END 341.721
HIERARCH ESO ISS AMBI TAU0 START 0.002607
HIERARCH ESO ISS AMBI TAU0 END 0.002625
HIERARCH ESO ISS AMBI TEMP 10.54
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 1.0