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351250 (2004 RK60)
Classification: Main-belt Asteroid          SPK-ID: 2351250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1909235454914069 6.2814e-08  
a 2.423373237320831 1.3228e-08 au
q 1.96069422680255 1.5774e-07 au
i 1.388410435343279 5.3449e-06 deg
node 214.2538521740692 0.00032529 deg
peri 181.2251992965668 0.00032681 deg
M 80.85135794330036 2.8923e-05 deg
tp 2458891.033455404541
(2020-Feb-11.53345540)
0.00010952 TDB
period 1377.93549655027
3.77
1.1282e-05
3.089e-08
d
yr
n .2612604152380703 2.1392e-09 deg/d
Q 2.886052247839113 1.5754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      9954 days (27.25 yr)  
   first obs. used      1993-12-17  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59297  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:13:39  

Additional Information
 Earth MOID = .966404 au 
 Jupiter MOID = 2.5412 au 
 T_jup = 3.487 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457685.5 (2016-Oct-24.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1914449950438154 6.2937e-08  
q 1.958814296473994 1.5815e-07 au
tp 2457510.179860292669
(2016-May-01.67986029)
0.00010328 TDB
node 214.2850348792053 0.0003256 deg
peri 180.5484126829998 0.00032709 deg
i 1.386220516700658 5.3578e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      9954 days (27.25 yr)  
   first obs. used      1993-12-17  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59297  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:13:39  

Additional Information
 Jupiter MOID = 2.5412 au 
 T_jup = 3.487 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.961055679339566E-15 -9.935206300301872E-15 -9.892452079827088E-13 -4.064264817546742E-15 -2.90067281001973E-14 -2.517580663723467E-15
q -9.935206300301872E-15 2.501004852338092E-14 2.877475143577319E-12 1.700377033706462E-14 1.917426710807103E-13 6.621375120337964E-15
tp -9.892452079827088E-13 2.877475143577319E-12 1.066681420399254E-8 8.426842141872167E-11 3.263466245006798E-9 7.577171682429657E-12
node -4.064264817546742E-15 1.700377033706462E-14 8.426842141872167E-11 1.060128105861505E-7 -1.059562833424872E-7 -7.199147649196949E-10
peri -2.90067281001973E-14 1.917426710807103E-13 3.263466245006798E-9 -1.059562833424872E-7 1.069877137715207E-7 7.219741181005647E-10
i -2.517580663723467E-15 6.621375120337964E-15 7.577171682429657E-12 -7.199147649196949E-10 7.219741181005647E-10 2.870573389510452E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO494830  

351250 (2004 RK60)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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