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JPL Small-Body Database Browser
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1156 Kira (1928 DA)
Classification:
Main-belt Asteroid
SPK-ID:
2001156
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 31
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.04620228554651148
3.2573e-08
a
2.237413263376649
5.4901e-09
au
q
2.134039656896569
7.2314e-08
au
i
1.397554695509721
3.5058e-06
deg
node
91.13310900794353
0.00014487
deg
peri
354.0527631366855
0.00015022
deg
M
143.1282780660203
4.0138e-05
deg
t
p
2458114.495058608521
(2017-Dec-26.99505861)
0.00013603
TDB
period
1222.412379056417
3.35
4.4993e-06
1.232e-08
d
yr
n
.294499635448624
1.0839e-09
deg/d
Q
2.340786869856729
5.7437e-09
au
Orbit Determination Parameters
# obs. used (total)
2602
data-arc span
33417 days (91.49 yr)
first obs. used
1928-02-22
last obs. used
2019-08-20
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.42105
source
ORB
producer
Otto Matic
solution date
2019-Sep-23 19:15:28
Additional Information
Earth MOID
= 1.15009 au
Jupiter MOID
= 2.73062 au
T_jup
= 3.635
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.3
n/a
MPO267711
diameter
diameter
6.831
km
0.211
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
rotation period
rot_per
2.9710
h
n/a
LCDB (Rev. 2019-January); Warner et al., 2009
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2012) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo
albedo
0.181
0.052
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
1156 Kira (1928 DA)
Discovered 1928-Feb-22 by Reinmuth, K. at Heidelberg
Reference:
DISCOVERY.DB
Last Updated:
2003-08-29
Alternate Designations
1928 DA
= 1935 FY = 1938 DA = 1953 RC1 = 1955 FW1 = 1973 QC2
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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2019-Dec-09 16:20 UT
(server date/time)
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