Exposure
ID
PIONI.2025-11-01T05:57:28.691_1
Header ID
PIONI.2025-11-01T05:57:28.691
Date updated
2025-11-01 06:05:55 UTC+0000
Release date
2025-11-01 05:57:28 UTC+0000
UTC Start
2025-11-01 05:57:28.691
UTC End
2025-11-01 05:57:54.291
MJD Start
60980.248248742
MJD End
60980.248545038296
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0033925
Ambient temperature (°C)
10.14
Seeing (arcsec)
0.38
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 87.9570 88.0080 111.9000 111.9000
A0-J2 120.6870 120.8060 88.8000 88.8000
A0-K0 116.1620 116.2880 65.4980 65.5530
G1-J2 52.6430 52.6910 47.9000 48.0000
G1-K0 84.4910 84.5150 16.5650 16.6460
J2-K0 48.0680 48.0620 341.8650 341.9140
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 60980.248248742
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 87.957
HIERARCH ESO ISS PBL12 END 88.008
HIERARCH ESO ISS PBLA12 START 111.9
HIERARCH ESO ISS PBLA12 END 111.9
HIERARCH ESO ISS PBL13 START 120.687
HIERARCH ESO ISS PBL13 END 120.806
HIERARCH ESO ISS PBLA13 START 88.8
HIERARCH ESO ISS PBLA13 END 88.8
HIERARCH ESO ISS PBL14 START 116.162
HIERARCH ESO ISS PBL14 END 116.288
HIERARCH ESO ISS PBLA14 START 65.498
HIERARCH ESO ISS PBLA14 END 65.553
HIERARCH ESO ISS PBL23 START 52.643
HIERARCH ESO ISS PBL23 END 52.691
HIERARCH ESO ISS PBLA23 START 47.9
HIERARCH ESO ISS PBLA23 END 48.0
HIERARCH ESO ISS PBL24 START 84.491
HIERARCH ESO ISS PBL24 END 84.515
HIERARCH ESO ISS PBLA24 START 16.565
HIERARCH ESO ISS PBLA24 END 16.646
HIERARCH ESO ISS PBL34 START 48.068
HIERARCH ESO ISS PBL34 END 48.062
HIERARCH ESO ISS PBLA34 START 341.865
HIERARCH ESO ISS PBLA34 END 341.914
HIERARCH ESO ISS AMBI TAU0 START 0.003017
HIERARCH ESO ISS AMBI TAU0 END 0.003768
HIERARCH ESO ISS AMBI TEMP 10.14
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.34