Exposure
ID
PIONI.2025-11-03T05:47:53.125_1
Header ID
PIONI.2025-11-03T05:47:53.125
Date updated
2025-11-03 05:55:59 UTC+0000
Release date
2025-11-03 05:47:53 UTC+0000
UTC Start
2025-11-03 05:47:53.124
UTC End
2025-11-03 05:48:18.724
MJD Start
60982.241587087
MJD End
60982.2418833833
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002625
Ambient temperature (°C)
10.57
Seeing (arcsec)
1.0
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 87.8070 87.8590 111.9000 111.9000
A0-J2 120.3380 120.4590 88.7000 88.8000
A0-K0 115.7920 115.9200 65.3400 65.3960
G1-J2 52.5040 52.5520 47.7000 47.7000
G1-K0 84.4210 84.4450 16.3320 16.4130
J2-K0 48.0860 48.0800 341.7270 341.7760
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 60982.241587087
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 87.807
HIERARCH ESO ISS PBL12 END 87.859
HIERARCH ESO ISS PBLA12 START 111.9
HIERARCH ESO ISS PBLA12 END 111.9
HIERARCH ESO ISS PBL13 START 120.338
HIERARCH ESO ISS PBL13 END 120.459
HIERARCH ESO ISS PBLA13 START 88.7
HIERARCH ESO ISS PBLA13 END 88.8
HIERARCH ESO ISS PBL14 START 115.792
HIERARCH ESO ISS PBL14 END 115.92
HIERARCH ESO ISS PBLA14 START 65.34
HIERARCH ESO ISS PBLA14 END 65.396
HIERARCH ESO ISS PBL23 START 52.504
HIERARCH ESO ISS PBL23 END 52.552
HIERARCH ESO ISS PBLA23 START 47.7
HIERARCH ESO ISS PBLA23 END 47.7
HIERARCH ESO ISS PBL24 START 84.421
HIERARCH ESO ISS PBL24 END 84.445
HIERARCH ESO ISS PBLA24 START 16.332
HIERARCH ESO ISS PBLA24 END 16.413
HIERARCH ESO ISS PBL34 START 48.086
HIERARCH ESO ISS PBL34 END 48.08
HIERARCH ESO ISS PBLA34 START 341.727
HIERARCH ESO ISS PBLA34 END 341.776
HIERARCH ESO ISS AMBI TAU0 START 0.002625
HIERARCH ESO ISS AMBI TAU0 END 0.002625
HIERARCH ESO ISS AMBI TEMP 10.57
HIERARCH ESO ISS AMBI FWHM START 1.0
HIERARCH ESO ISS AMBI FWHM END 1.0