Exposure
ID
PIONI.2025-11-01T05:56:51.046_1
Header ID
PIONI.2025-11-01T05:56:51.046
Date updated
2025-11-01 06:05:55 UTC+0000
Release date
2025-11-01 05:56:51 UTC+0000
UTC Start
2025-11-01 05:56:51.046
UTC End
2025-11-01 05:57:16.646
MJD Start
60980.2478130343
MJD End
60980.2481093306
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003017
Ambient temperature (°C)
10.14
Seeing (arcsec)
0.42
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 87.9030 87.9540 111.9000 111.9000
A0-J2 120.5610 120.6810 88.8000 88.8000
A0-K0 116.0280 116.1550 65.4400 65.4950
G1-J2 52.5930 52.6410 47.8000 47.9000
G1-K0 84.4660 84.4890 16.4790 16.5600
J2-K0 48.0750 48.0690 341.8140 341.8630
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 60980.2478130343
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 87.903
HIERARCH ESO ISS PBL12 END 87.954
HIERARCH ESO ISS PBLA12 START 111.9
HIERARCH ESO ISS PBLA12 END 111.9
HIERARCH ESO ISS PBL13 START 120.561
HIERARCH ESO ISS PBL13 END 120.681
HIERARCH ESO ISS PBLA13 START 88.8
HIERARCH ESO ISS PBLA13 END 88.8
HIERARCH ESO ISS PBL14 START 116.028
HIERARCH ESO ISS PBL14 END 116.155
HIERARCH ESO ISS PBLA14 START 65.44
HIERARCH ESO ISS PBLA14 END 65.495
HIERARCH ESO ISS PBL23 START 52.593
HIERARCH ESO ISS PBL23 END 52.641
HIERARCH ESO ISS PBLA23 START 47.8
HIERARCH ESO ISS PBLA23 END 47.9
HIERARCH ESO ISS PBL24 START 84.466
HIERARCH ESO ISS PBL24 END 84.489
HIERARCH ESO ISS PBLA24 START 16.479
HIERARCH ESO ISS PBLA24 END 16.56
HIERARCH ESO ISS PBL34 START 48.075
HIERARCH ESO ISS PBL34 END 48.069
HIERARCH ESO ISS PBLA34 START 341.814
HIERARCH ESO ISS PBLA34 END 341.863
HIERARCH ESO ISS AMBI TAU0 START 0.003017
HIERARCH ESO ISS AMBI TAU0 END 0.003017
HIERARCH ESO ISS AMBI TEMP 10.14
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42