Exposure
ID
PIONI.2025-10-27T06:46:59.627_1
Header ID
PIONI.2025-10-27T06:46:59.627
Date updated
2025-10-27 06:55:55 UTC+0000
Release date
2025-10-27 06:46:59 UTC+0000
UTC Start
2025-10-27 06:46:59.627
UTC End
2025-10-27 06:47:25.227
MJD Start
60975.2826345745
MJD End
60975.282930870795
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002733
Ambient temperature (°C)
12.44
Seeing (arcsec)
0.96
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 90.4410 90.4490 113.4000 113.4000
A0-J2 127.1490 127.2070 91.5000 91.5000
A0-K0 122.6720 122.7580 70.0360 70.0640
G1-J2 54.8120 54.8510 53.6000 53.6000
G1-K0 84.2490 84.2810 22.5420 22.6070
J2-K0 46.7820 46.7730 345.3830 345.4360
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 60975.2826345745
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 90.441
HIERARCH ESO ISS PBL12 END 90.449
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 127.149
HIERARCH ESO ISS PBL13 END 127.207
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.5
HIERARCH ESO ISS PBL14 START 122.672
HIERARCH ESO ISS PBL14 END 122.758
HIERARCH ESO ISS PBLA14 START 70.036
HIERARCH ESO ISS PBLA14 END 70.064
HIERARCH ESO ISS PBL23 START 54.812
HIERARCH ESO ISS PBL23 END 54.851
HIERARCH ESO ISS PBLA23 START 53.6
HIERARCH ESO ISS PBLA23 END 53.6
HIERARCH ESO ISS PBL24 START 84.249
HIERARCH ESO ISS PBL24 END 84.281
HIERARCH ESO ISS PBLA24 START 22.542
HIERARCH ESO ISS PBLA24 END 22.607
HIERARCH ESO ISS PBL34 START 46.782
HIERARCH ESO ISS PBL34 END 46.773
HIERARCH ESO ISS PBLA34 START 345.383
HIERARCH ESO ISS PBLA34 END 345.436
HIERARCH ESO ISS AMBI TAU0 START 0.002733
HIERARCH ESO ISS AMBI TAU0 END 0.002733
HIERARCH ESO ISS AMBI TEMP 12.44
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.96