Exposure
ID
PIONI.2025-11-01T06:26:41.701_1
Header ID
PIONI.2025-11-01T06:26:41.701
Date updated
2025-11-01 06:36:02 UTC+0000
Release date
2025-11-01 06:26:41 UTC+0000
UTC Start
2025-11-01 06:26:41.701
UTC End
2025-11-01 06:27:07.301
MJD Start
60980.2685382064
MJD End
60980.2688345027
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006857
Ambient temperature (°C)
10.1
Seeing (arcsec)
0.365
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 89.8400 89.8650 112.7000 112.7000
A0-J2 125.5310 125.6100 90.1000 90.2000
A0-K0 121.5800 121.6750 67.9320 67.9770
G1-J2 54.7800 54.8200 51.1000 51.2000
G1-K0 85.7140 85.7400 20.3430 20.4160
J2-K0 47.7620 47.7560 344.3810 344.4360
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 60980.2685382064
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 89.84
HIERARCH ESO ISS PBL12 END 89.865
HIERARCH ESO ISS PBLA12 START 112.7
HIERARCH ESO ISS PBLA12 END 112.7
HIERARCH ESO ISS PBL13 START 125.531
HIERARCH ESO ISS PBL13 END 125.61
HIERARCH ESO ISS PBLA13 START 90.1
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 121.58
HIERARCH ESO ISS PBL14 END 121.675
HIERARCH ESO ISS PBLA14 START 67.932
HIERARCH ESO ISS PBLA14 END 67.977
HIERARCH ESO ISS PBL23 START 54.78
HIERARCH ESO ISS PBL23 END 54.82
HIERARCH ESO ISS PBLA23 START 51.1
HIERARCH ESO ISS PBLA23 END 51.2
HIERARCH ESO ISS PBL24 START 85.714
HIERARCH ESO ISS PBL24 END 85.74
HIERARCH ESO ISS PBLA24 START 20.343
HIERARCH ESO ISS PBLA24 END 20.416
HIERARCH ESO ISS PBL34 START 47.762
HIERARCH ESO ISS PBL34 END 47.756
HIERARCH ESO ISS PBLA34 START 344.381
HIERARCH ESO ISS PBLA34 END 344.436
HIERARCH ESO ISS AMBI TAU0 START 0.007032
HIERARCH ESO ISS AMBI TAU0 END 0.006682
HIERARCH ESO ISS AMBI TEMP 10.1
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.33