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54660 (2000 UJ1)
Classification:
Amor
[
NEO
]
SPK-ID:
2054660
[
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 90
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2806390344297433
4.5746e-08
a
1.476763123409013
2.1137e-09
au
q
1.062325746374056
6.7059e-08
au
i
46.68662487843249
1.225e-05
deg
node
223.7169239387009
4.4532e-06
deg
peri
158.0040629611657
1.0142e-05
deg
M
328.5994280656071
8.0211e-06
deg
t
p
2459057.674153454580
(2020-Jul-27.17415345)
1.4678e-05
TDB
period
655.4879091582642
1.79
1.4073e-06
3.853e-09
d
yr
n
.5492092149530097
1.1791e-09
deg/d
Q
1.891200500443971
2.7069e-09
au
Orbit Determination Parameters
# obs. used (total)
393
# delay obs. used
0
# Doppler obs. used
3
data-arc span
7223 days (19.78 yr)
first obs. used
2000-10-19
last obs. used
2020-07-29
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.45684
source
ORB
producer
Otto Matic
solution date
2020-Jul-30 07:23:51
Additional Information
Earth MOID
= .0881111 au
Jupiter MOID
= 3.57768 au
T_jup
= 4.225
[ show covariance matrix ]
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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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.8
n/a
MPO452913
rotation period
rot_per
5.43
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Published Reference List:
[Bevins, E.; McLelland, K. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]
54660 (2000 UJ1)
Discovered 2000-Oct-19 by LINEAR at Socorro
Reference:
20030216/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Jan-27 01:06 UT
(server date/time)
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