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JPL Small-Body Database Browser
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233750 (2008 TM4)
Classification:
Main-belt Asteroid
SPK-ID:
2233750
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1537152528290717
4.997e-08
a
2.764475375528791
2.2891e-08
au
q
2.33953334423964
1.3918e-07
au
i
3.650706538029461
7.6701e-06
deg
node
192.9641104339247
9.4228e-05
deg
peri
230.4909527387838
9.8025e-05
deg
M
68.37426675766943
2.6176e-05
deg
t
p
2458281.634379560497
(2018-Jun-12.13437956)
0.00012093
TDB
period
1678.871727649568
4.60
2.0852e-05
5.709e-08
d
yr
n
.2144297232904162
2.6633e-09
deg/d
Q
3.189417406817942
2.6409e-08
au
Orbit Determination Parameters
# obs. used (total)
222
data-arc span
8931 days (24.45 yr)
first obs. used
1994-09-11
last obs. used
2019-02-23
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.63373
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:13:53
Additional Information
Earth MOID
= 1.35438 au
Jupiter MOID
= 2.13286 au
T_jup
= 3.320
[ show covariance matrix ]
[
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
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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.5
n/a
MPO427344
diameter
diameter
3.225
km
0.323
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.039
0.016
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
233750 (2008 TM4)
Discovered 2008-Oct-01 by La Sagra at La Sagra
Reference:
20100228/Numbers.arc
Last Updated:
2010-03-03
[ show close-approach data ]
Alternate Designations
2008 TM4
= 2004 XQ95
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-15 19:27 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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