Exposure
ID
PIONI.2025-10-27T06:44:29.585_1
Header ID
PIONI.2025-10-27T06:44:29.585
Date updated
2025-10-27 06:51:01 UTC+0000
Release date
2025-10-27 06:44:29 UTC+0000
UTC Start
2025-10-27 06:44:29.586
UTC End
2025-10-27 06:44:55.186
MJD Start
60975.2808979847
MJD End
60975.281194281
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0025835
Ambient temperature (°C)
12.36
Seeing (arcsec)
1.13
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 90.4020 90.4120 113.4000 113.4000
A0-J2 126.8900 126.9520 91.5000 91.5000
A0-K0 122.2920 122.3820 69.9030 69.9340
G1-J2 54.6370 54.6780 53.4000 53.4000
G1-K0 84.1120 84.1440 22.2460 22.3150
J2-K0 46.8180 46.8100 345.1440 345.1990
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 60975.2808979847
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 90.402
HIERARCH ESO ISS PBL12 END 90.412
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 126.89
HIERARCH ESO ISS PBL13 END 126.952
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.5
HIERARCH ESO ISS PBL14 START 122.292
HIERARCH ESO ISS PBL14 END 122.382
HIERARCH ESO ISS PBLA14 START 69.903
HIERARCH ESO ISS PBLA14 END 69.934
HIERARCH ESO ISS PBL23 START 54.637
HIERARCH ESO ISS PBL23 END 54.678
HIERARCH ESO ISS PBLA23 START 53.4
HIERARCH ESO ISS PBLA23 END 53.4
HIERARCH ESO ISS PBL24 START 84.112
HIERARCH ESO ISS PBL24 END 84.144
HIERARCH ESO ISS PBLA24 START 22.246
HIERARCH ESO ISS PBLA24 END 22.315
HIERARCH ESO ISS PBL34 START 46.818
HIERARCH ESO ISS PBL34 END 46.81
HIERARCH ESO ISS PBLA34 START 345.144
HIERARCH ESO ISS PBLA34 END 345.199
HIERARCH ESO ISS AMBI TAU0 START 0.002545
HIERARCH ESO ISS AMBI TAU0 END 0.002622
HIERARCH ESO ISS AMBI TEMP 12.36
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 1.16