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1279 Uganda (1933 LB)
Classification:
Main-belt Asteroid
SPK-ID:
2001279
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 33
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.211046345269541
3.4088e-08
a
2.369261340919384
7.1029e-09
au
q
1.869237393929936
8.2467e-08
au
i
5.724527158405135
4.4774e-06
deg
node
335.4064155905778
3.4815e-05
deg
peri
297.7930783937881
3.7098e-05
deg
M
292.9444316028599
1.6036e-05
deg
t
p
2459248.613403643271
(2021-Feb-03.11340364)
5.9866e-05
TDB
period
1332.041878797754
3.65
5.9901e-06
1.64e-08
d
yr
n
.2702617730944925
1.2153e-09
deg/d
Q
2.869285287908832
8.602e-09
au
Orbit Determination Parameters
# obs. used (total)
2912
data-arc span
31823 days (87.13 yr)
first obs. used
1933-06-15
last obs. used
2020-07-31
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.42329
source
ORB
producer
Otto Matic
solution date
2020-Aug-24 22:31:05
Additional Information
Earth MOID
= .86139 au
Jupiter MOID
= 2.28246 au
T_jup
= 3.509
[ show covariance matrix ]
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.2
n/a
MPO502165
diameter
diameter
6.804
km
0.120
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
rotation period
rot_per
23.2
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
geometric albedo
albedo
0.321
0.036
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
B-V
BV
0.760
0.030
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2
#obs=1; phase=8.71 deg.
1279 Uganda (1933 LB)
Discovered 1933-Jun-15 by Jackson, C. at Johannesburg (UO)
Reference:
DISCOVERY.DB
Last Updated:
2003-08-29
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2021-Jan-21 06:24 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin