Exposure
ID
PIONI.2025-10-27T06:45:07.191_1
Header ID
PIONI.2025-10-27T06:45:07.191
Date updated
2025-10-27 06:51:01 UTC+0000
Release date
2025-10-27 06:45:07 UTC+0000
UTC Start
2025-10-27 06:45:07.191
UTC End
2025-10-27 06:45:32.791
MJD Start
60975.2813332337
MJD End
60975.28162953
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002622
Ambient temperature (°C)
12.35
Seeing (arcsec)
1.16
Observation
ID
71015
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
52699
Name
HD 33833
RA
78.199541
DEC
-6.05737
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 90.4130 90.4220 113.4000 113.4000
A0-J2 126.9550 127.0180 91.5000 91.5000
A0-K0 122.3870 122.4780 69.9360 69.9670
G1-J2 54.6810 54.7230 53.4000 53.5000
G1-K0 84.1460 84.1790 22.3190 22.3890
J2-K0 46.8090 46.8010 345.2020 345.2590
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 60975.2813332337
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 33833
RA 78.199541
DEC -6.05737
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 90.413
HIERARCH ESO ISS PBL12 END 90.422
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 126.955
HIERARCH ESO ISS PBL13 END 127.018
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.5
HIERARCH ESO ISS PBL14 START 122.387
HIERARCH ESO ISS PBL14 END 122.478
HIERARCH ESO ISS PBLA14 START 69.936
HIERARCH ESO ISS PBLA14 END 69.967
HIERARCH ESO ISS PBL23 START 54.681
HIERARCH ESO ISS PBL23 END 54.723
HIERARCH ESO ISS PBLA23 START 53.4
HIERARCH ESO ISS PBLA23 END 53.5
HIERARCH ESO ISS PBL24 START 84.146
HIERARCH ESO ISS PBL24 END 84.179
HIERARCH ESO ISS PBLA24 START 22.319
HIERARCH ESO ISS PBLA24 END 22.389
HIERARCH ESO ISS PBL34 START 46.809
HIERARCH ESO ISS PBL34 END 46.801
HIERARCH ESO ISS PBLA34 START 345.202
HIERARCH ESO ISS PBLA34 END 345.259
HIERARCH ESO ISS AMBI TAU0 START 0.002622
HIERARCH ESO ISS AMBI TAU0 END 0.002622
HIERARCH ESO ISS AMBI TEMP 12.35
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 1.16