Exposure
ID
PIONI.2025-10-27T06:45:44.742_1
Header ID
PIONI.2025-10-27T06:45:44.742
Date updated
2025-10-27 06:51:01 UTC+0000
Release date
2025-10-27 06:45:44 UTC+0000
UTC Start
2025-10-27 06:45:44.742
UTC End
2025-10-27 06:46:10.342
MJD Start
60975.2817678503
MJD End
60975.282064146595
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0026775
Ambient temperature (°C)
12.35
Seeing (arcsec)
1.06
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 90.4230 90.4320 113.4000 113.4000
A0-J2 127.0210 127.0810 91.5000 91.5000
A0-K0 122.4840 122.5740 69.9690 70.0000
G1-J2 54.7250 54.7670 53.5000 53.5000
G1-K0 84.1800 84.2130 22.3930 22.4630
J2-K0 46.8000 46.7910 345.2620 345.3190
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 60975.2817678503
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 90.423
HIERARCH ESO ISS PBL12 END 90.432
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 127.021
HIERARCH ESO ISS PBL13 END 127.081
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.5
HIERARCH ESO ISS PBL14 START 122.484
HIERARCH ESO ISS PBL14 END 122.574
HIERARCH ESO ISS PBLA14 START 69.969
HIERARCH ESO ISS PBLA14 END 70.0
HIERARCH ESO ISS PBL23 START 54.725
HIERARCH ESO ISS PBL23 END 54.767
HIERARCH ESO ISS PBLA23 START 53.5
HIERARCH ESO ISS PBLA23 END 53.5
HIERARCH ESO ISS PBL24 START 84.18
HIERARCH ESO ISS PBL24 END 84.213
HIERARCH ESO ISS PBLA24 START 22.393
HIERARCH ESO ISS PBLA24 END 22.463
HIERARCH ESO ISS PBL34 START 46.8
HIERARCH ESO ISS PBL34 END 46.791
HIERARCH ESO ISS PBLA34 START 345.262
HIERARCH ESO ISS PBLA34 END 345.319
HIERARCH ESO ISS AMBI TAU0 START 0.002622
HIERARCH ESO ISS AMBI TAU0 END 0.002733
HIERARCH ESO ISS AMBI TEMP 12.35
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 0.96