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JPL Small-Body Database Browser
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198110 Heathrhoades (2004 SD56)
Classification: Main-belt Asteroid          SPK-ID: 2198110
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2145867396213679 6.4958e-08  
a 2.567094441936178 2.0891e-08 au
q 2.016230015340958 1.7521e-07 au
i 4.070301696576722 6.4972e-06 deg
node 219.005980672084 5.7569e-05 deg
peri 197.1146053474951 5.9892e-05 deg
M 283.7093039420473 2.1761e-05 deg
tp 2459318.868633259191
(2021-Apr-14.36863326)
9.4056e-05 TDB
period 1502.315667512658
4.11
1.8338e-05
5.021e-08
d
yr
n .2396300642967014 2.9251e-09 deg/d
Q 3.117958868531397 2.5373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      6761 days (18.51 yr)  
   first obs. used      2000-12-30  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 23:14:41  

Additional Information
 Earth MOID = 1.02839 au 
 Jupiter MOID = 2.24336 au 
 T_jup = 3.396 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO254300  

198110 Heathrhoades           Discovered 2004 Sept. 17 by J. W. Young at Table Mountain Observatory.
Heath Rhoades (b. 1972) is the Table Mountain Observatory computer network administrator for all telescope operations by both local and remote users. He is a qualified assistant observer and provides both scripting and special operational programs for all astronomical needs.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090607/MPCPages.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2004 SD56 = 2000 YF82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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