Exposure
ID
PIONI.2021-01-25T08:27:44.162_1
Header ID
PIONI.2021-01-25T08:27:44.162
Date updated
2021-09-29 14:26:14 UTC+0000
Release date
2021-01-25 08:27:44 UTC+0000
UTC Start
2021-01-25 08:27:44.162
UTC End
2021-01-25 08:28:09.762
MJD Start
59239.3525944711
MJD End
59239.3528907674
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003096
Ambient temperature (°C)
12.9
Seeing (arcsec)
0.925
Observation
ID
46437
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
34917
Name
HD90957
RA
157.37039
DEC
-29.66376
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 64.1150 64.0620 284.0000 284.1000
K0-D0 89.1650 89.0850 262.0000 262.1000
K0-J3 56.4860 56.4840 344.4790 344.5600
G2-D0 38.1960 38.1770 223.1000 223.1000
G2-J3 61.0870 61.0500 50.4390 50.4850
D0-J3 99.0900 99.0350 47.6140 47.6590
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 59239.3525944711
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.37039
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 K0
HIERARCH ESO ISS CONF STATION2 G2
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 64.115
HIERARCH ESO ISS PBL12 END 64.062
HIERARCH ESO ISS PBLA12 START 284.0
HIERARCH ESO ISS PBLA12 END 284.1
HIERARCH ESO ISS PBL13 START 89.165
HIERARCH ESO ISS PBL13 END 89.085
HIERARCH ESO ISS PBLA13 START 262.0
HIERARCH ESO ISS PBLA13 END 262.1
HIERARCH ESO ISS PBL14 START 56.486
HIERARCH ESO ISS PBL14 END 56.484
HIERARCH ESO ISS PBLA14 START 344.479
HIERARCH ESO ISS PBLA14 END 344.56
HIERARCH ESO ISS PBL23 START 38.196
HIERARCH ESO ISS PBL23 END 38.177
HIERARCH ESO ISS PBLA23 START 223.1
HIERARCH ESO ISS PBLA23 END 223.1
HIERARCH ESO ISS PBL24 START 61.087
HIERARCH ESO ISS PBL24 END 61.05
HIERARCH ESO ISS PBLA24 START 50.439
HIERARCH ESO ISS PBLA24 END 50.485
HIERARCH ESO ISS PBL34 START 99.09
HIERARCH ESO ISS PBL34 END 99.035
HIERARCH ESO ISS PBLA34 START 47.614
HIERARCH ESO ISS PBLA34 END 47.659
HIERARCH ESO ISS AMBI TAU0 START 0.003096
HIERARCH ESO ISS AMBI TAU0 END 0.003096
HIERARCH ESO ISS AMBI TEMP 12.9
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.95