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JPL Small-Body Database Browser
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74427 (1999 BU2)
Classification:
Inner Main-belt Asteroid
SPK-ID:
2074427
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.04714443610805858
4.6353e-08
a
1.908680905608326
7.4392e-09
au
q
1.818697220603203
8.9498e-08
au
i
23.98511217142953
5.4911e-06
deg
node
121.0321752547382
1.3477e-05
deg
peri
21.39873284566616
6.9286e-05
deg
M
240.3668931794721
6.5348e-05
deg
t
p
2458920.571717822587
(2020-Mar-12.07171782)
0.00017462
TDB
period
963.1599603025588
2.64
5.631e-06
1.542e-08
d
yr
n
.3737696902256119
2.1852e-09
deg/d
Q
1.998664590613449
7.7899e-09
au
Orbit Determination Parameters
# obs. used (total)
564
data-arc span
7650 days (20.94 yr)
first obs. used
1998-12-17
last obs. used
2019-11-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59378
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 06:47:05
Additional Information
Earth MOID
= .839196 au
Jupiter MOID
= 3.07189 au
T_jup
= 3.832
[ 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
15.6
n/a
MPO319937
74427 (1999 BU2)
Discovered 1999-Jan-18 by Kobayashi, T. at Oizumi
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-12 01:29 UT
(server date/time)
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