Exposure
ID
PIONI.2025-11-01T06:27:57.261_1
Header ID
PIONI.2025-11-01T06:27:57.261
Date updated
2025-11-01 06:36:02 UTC+0000
Release date
2025-11-01 06:27:57 UTC+0000
UTC Start
2025-11-01 06:27:57.260
UTC End
2025-11-01 06:28:22.860
MJD Start
60980.2694127369
MJD End
60980.2697090332
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006682
Ambient temperature (°C)
10.23
Seeing (arcsec)
0.33
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 89.8940 89.9180 112.8000 112.8000
A0-J2 125.6970 125.7740 90.2000 90.2000
A0-K0 121.7800 121.8740 68.0270 68.0720
G1-J2 54.8640 54.9030 51.3000 51.3000
G1-K0 85.7690 85.7950 20.4980 20.5710
J2-K0 47.7490 47.7420 344.4960 344.5510
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 60980.2694127369
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 89.894
HIERARCH ESO ISS PBL12 END 89.918
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 125.697
HIERARCH ESO ISS PBL13 END 125.774
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 121.78
HIERARCH ESO ISS PBL14 END 121.874
HIERARCH ESO ISS PBLA14 START 68.027
HIERARCH ESO ISS PBLA14 END 68.072
HIERARCH ESO ISS PBL23 START 54.864
HIERARCH ESO ISS PBL23 END 54.903
HIERARCH ESO ISS PBLA23 START 51.3
HIERARCH ESO ISS PBLA23 END 51.3
HIERARCH ESO ISS PBL24 START 85.769
HIERARCH ESO ISS PBL24 END 85.795
HIERARCH ESO ISS PBLA24 START 20.498
HIERARCH ESO ISS PBLA24 END 20.571
HIERARCH ESO ISS PBL34 START 47.749
HIERARCH ESO ISS PBL34 END 47.742
HIERARCH ESO ISS PBLA34 START 344.496
HIERARCH ESO ISS PBLA34 END 344.551
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 0.33