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14778 (2216 T-2)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2014778
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 37
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2047701041021015
3.3322e-08
a
3.208265089306753
1.5644e-08
au
q
2.551308312982271
1.0473e-07
au
i
.8294637332766773
3.977e-06
deg
node
31.7357111958909
0.0002629
deg
peri
274.9074527036084
0.00026307
deg
M
141.7953939115405
1.094e-05
deg
t
p
2458373.770532141835
(2018-Sep-12.27053214)
6.1199e-05
TDB
period
2098.958225784206
5.75
1.5353e-05
4.203e-08
d
yr
n
.1715136564309173
1.2545e-09
deg/d
Q
3.865221865631235
1.8848e-08
au
Orbit Determination Parameters
# obs. used (total)
1848
data-arc span
17313 days (47.40 yr)
first obs. used
1973-09-19
last obs. used
2021-02-12
planetary ephem.
DE441
SB-pert. ephem.
SB441-N16
condition code
0
norm. resid. RMS
.51462
source
ORB
producer
Otto Matic
solution date
2021-Apr-13 00:38:57
Additional Information
Earth MOID
= 1.53458 au
Jupiter MOID
= 1.40234 au
T_jup
= 3.159
[ 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
13.57
n/a
E2020-QM5
diameter
diameter
9.572
km
0.190
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.084
0.011
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
14778 (2216 T-2)
Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20000418/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
2216 T-2
= 1990 RX1
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Close-Approach Data
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2021-Apr-21 02:07 UT
(server date/time)
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Ryan S. Park
Webmaster
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