Exposure
ID
PIONI.2025-11-01T06:28:35.087_1
Header ID
PIONI.2025-11-01T06:28:35.087
Date updated
2025-11-01 06:36:02 UTC+0000
Release date
2025-11-01 06:28:35 UTC+0000
UTC Start
2025-11-01 06:28:35.086
UTC End
2025-11-01 06:29:00.686
MJD Start
60980.2698505362
MJD End
60980.270146832496
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006682
Ambient temperature (°C)
10.23
Seeing (arcsec)
0.335
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 89.9190 89.9430 112.8000 112.8000
A0-J2 125.7760 125.8520 90.2000 90.3000
A0-K0 121.8770 121.9700 68.0690 68.1130
G1-J2 54.9040 54.9430 51.3000 51.4000
G1-K0 85.7960 85.8220 20.5700 20.6430
J2-K0 47.7420 47.7350 344.5480 344.6030
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 60980.2698505362
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 89.919
HIERARCH ESO ISS PBL12 END 89.943
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 125.776
HIERARCH ESO ISS PBL13 END 125.852
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.3
HIERARCH ESO ISS PBL14 START 121.877
HIERARCH ESO ISS PBL14 END 121.97
HIERARCH ESO ISS PBLA14 START 68.069
HIERARCH ESO ISS PBLA14 END 68.113
HIERARCH ESO ISS PBL23 START 54.904
HIERARCH ESO ISS PBL23 END 54.943
HIERARCH ESO ISS PBLA23 START 51.3
HIERARCH ESO ISS PBLA23 END 51.4
HIERARCH ESO ISS PBL24 START 85.796
HIERARCH ESO ISS PBL24 END 85.822
HIERARCH ESO ISS PBLA24 START 20.57
HIERARCH ESO ISS PBLA24 END 20.643
HIERARCH ESO ISS PBL34 START 47.742
HIERARCH ESO ISS PBL34 END 47.735
HIERARCH ESO ISS PBLA34 START 344.548
HIERARCH ESO ISS PBLA34 END 344.603
HIERARCH ESO ISS AMBI TAU0 START 0.006682
HIERARCH ESO ISS AMBI TAU0 END 0.006682
HIERARCH ESO ISS AMBI TEMP 10.23
HIERARCH ESO ISS AMBI FWHM START 0.33
HIERARCH ESO ISS AMBI FWHM END 0.34