Exposure
ID
PIONI.2021-01-26T08:30:14.860_1
Header ID
PIONI.2021-01-26T08:30:14.860
Date updated
2021-09-29 14:26:14 UTC+0000
Release date
2021-01-26 08:30:14 UTC+0000
UTC Start
2021-01-26 08:30:14.860
UTC End
2021-01-26 08:30:40.460
MJD Start
59240.3543386618
MJD End
59240.3546349581
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005669
Ambient temperature (°C)
12.18
Seeing (arcsec)
0.73
Observation
ID
46548
Category
calibrator
Program ID
106.21GN.002
Program Title
CONSTRAINING THE SIZE AND CONTRAST OF GRANULATION ON AGB STARS
Program Type
Normal
PI / COI
PALADINI/ ABBOTT/ BARON/ JORISSEN/ WITTKOWSKI/ H\XC3\XB6FNER/ MARIGO/ VAN ECK/ CHIAVASSA/ KERVELLA/ MONTARGES/ LE BOUQUIN/ TRABUCCHI/ SANCHEZ/ FREYTAG
Target
ID
34970
Name
HD90957
RA
157.36975
DEC
-29.66376
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.0930 25.0900 155.8000 155.8000
A0-D0 29.4350 29.4060 82.8000 82.8000
A0-J3 123.8290 123.7400 55.8680 55.9150
B2-D0 32.6240 32.6110 35.4000 35.4000
B2-J3 130.5040 130.4340 44.9500 44.9930
D0-J3 98.4810 98.4230 48.0990 48.1430
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21GN.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59240.3543386618
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.36975
DEC -29.66376
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 25.093
HIERARCH ESO ISS PBL12 END 25.09
HIERARCH ESO ISS PBLA12 START 155.8
HIERARCH ESO ISS PBLA12 END 155.8
HIERARCH ESO ISS PBL13 START 29.435
HIERARCH ESO ISS PBL13 END 29.406
HIERARCH ESO ISS PBLA13 START 82.8
HIERARCH ESO ISS PBLA13 END 82.8
HIERARCH ESO ISS PBL14 START 123.829
HIERARCH ESO ISS PBL14 END 123.74
HIERARCH ESO ISS PBLA14 START 55.868
HIERARCH ESO ISS PBLA14 END 55.915
HIERARCH ESO ISS PBL23 START 32.624
HIERARCH ESO ISS PBL23 END 32.611
HIERARCH ESO ISS PBLA23 START 35.4
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 130.504
HIERARCH ESO ISS PBL24 END 130.434
HIERARCH ESO ISS PBLA24 START 44.95
HIERARCH ESO ISS PBLA24 END 44.993
HIERARCH ESO ISS PBL34 START 98.481
HIERARCH ESO ISS PBL34 END 98.423
HIERARCH ESO ISS PBLA34 START 48.099
HIERARCH ESO ISS PBLA34 END 48.143
HIERARCH ESO ISS AMBI TAU0 START 0.005669
HIERARCH ESO ISS AMBI TAU0 END 0.005669
HIERARCH ESO ISS AMBI TEMP 12.18
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73