Exposure
ID
PIONI.2025-11-03T06:13:20.518_1
Header ID
PIONI.2025-11-03T06:13:20.518
Date updated
2025-11-03 06:21:02 UTC+0000
Release date
2025-11-03 06:13:20 UTC+0000
UTC Start
2025-11-03 06:13:20.518
UTC End
2025-11-03 06:13:46.118
MJD Start
60982.2592652505
MJD End
60982.259561546794
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003353
Ambient temperature (°C)
10.52
Seeing (arcsec)
0.81
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 89.5790 89.6090 112.5000 112.6000
A0-J2 124.7700 124.8570 89.9000 89.9000
A0-K0 120.6760 120.7780 67.5130 67.5600
G1-J2 54.4090 54.4510 50.6000 50.6000
G1-K0 85.4770 85.5020 19.6620 19.7370
J2-K0 47.8210 47.8140 343.8890 343.9420
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 60982.2592652505
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 89.579
HIERARCH ESO ISS PBL12 END 89.609
HIERARCH ESO ISS PBLA12 START 112.5
HIERARCH ESO ISS PBLA12 END 112.6
HIERARCH ESO ISS PBL13 START 124.77
HIERARCH ESO ISS PBL13 END 124.857
HIERARCH ESO ISS PBLA13 START 89.9
HIERARCH ESO ISS PBLA13 END 89.9
HIERARCH ESO ISS PBL14 START 120.676
HIERARCH ESO ISS PBL14 END 120.778
HIERARCH ESO ISS PBLA14 START 67.513
HIERARCH ESO ISS PBLA14 END 67.56
HIERARCH ESO ISS PBL23 START 54.409
HIERARCH ESO ISS PBL23 END 54.451
HIERARCH ESO ISS PBLA23 START 50.6
HIERARCH ESO ISS PBLA23 END 50.6
HIERARCH ESO ISS PBL24 START 85.477
HIERARCH ESO ISS PBL24 END 85.502
HIERARCH ESO ISS PBLA24 START 19.662
HIERARCH ESO ISS PBLA24 END 19.737
HIERARCH ESO ISS PBL34 START 47.821
HIERARCH ESO ISS PBL34 END 47.814
HIERARCH ESO ISS PBLA34 START 343.889
HIERARCH ESO ISS PBLA34 END 343.942
HIERARCH ESO ISS AMBI TAU0 START 0.003197
HIERARCH ESO ISS AMBI TAU0 END 0.003509
HIERARCH ESO ISS AMBI TEMP 10.52
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.77