Exposure
ID
PIONI.2021-01-26T08:31:31.169_1
Header ID
PIONI.2021-01-26T08:31:31.169
Date updated
2021-09-29 14:26:14 UTC+0000
Release date
2021-01-26 08:31:31 UTC+0000
UTC Start
2021-01-26 08:31:31.168
UTC End
2021-01-26 08:31:56.768
MJD Start
59240.3552218559
MJD End
59240.3555181522
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004818
Ambient temperature (°C)
12.13
Seeing (arcsec)
0.81
Observation
ID
46547
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
34969
Name
HD90957
RA
157.369751
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 25.0860 25.0830 155.9000 156.0000
A0-D0 29.3750 29.3460 82.9000 83.0000
A0-J3 123.6410 123.5520 55.9670 56.0140
B2-D0 32.5970 32.5850 35.5000 35.5000
B2-J3 130.3550 130.2840 45.0420 45.0850
D0-J3 98.3570 98.2980 48.1920 48.2360
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 59240.3552218559
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.369751
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 25.086
HIERARCH ESO ISS PBL12 END 25.083
HIERARCH ESO ISS PBLA12 START 155.9
HIERARCH ESO ISS PBLA12 END 156.0
HIERARCH ESO ISS PBL13 START 29.375
HIERARCH ESO ISS PBL13 END 29.346
HIERARCH ESO ISS PBLA13 START 82.9
HIERARCH ESO ISS PBLA13 END 83.0
HIERARCH ESO ISS PBL14 START 123.641
HIERARCH ESO ISS PBL14 END 123.552
HIERARCH ESO ISS PBLA14 START 55.967
HIERARCH ESO ISS PBLA14 END 56.014
HIERARCH ESO ISS PBL23 START 32.597
HIERARCH ESO ISS PBL23 END 32.585
HIERARCH ESO ISS PBLA23 START 35.5
HIERARCH ESO ISS PBLA23 END 35.5
HIERARCH ESO ISS PBL24 START 130.355
HIERARCH ESO ISS PBL24 END 130.284
HIERARCH ESO ISS PBLA24 START 45.042
HIERARCH ESO ISS PBLA24 END 45.085
HIERARCH ESO ISS PBL34 START 98.357
HIERARCH ESO ISS PBL34 END 98.298
HIERARCH ESO ISS PBLA34 START 48.192
HIERARCH ESO ISS PBLA34 END 48.236
HIERARCH ESO ISS AMBI TAU0 START 0.004818
HIERARCH ESO ISS AMBI TAU0 END 0.004818
HIERARCH ESO ISS AMBI TEMP 12.13
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81