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59953 (1999 RB226)
Classification: Main-belt Asteroid          SPK-ID: 2059953
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1341536716478234 3.9873e-08  
a 3.125022160271695 2.8163e-08 au
q 2.705788963490434 1.2973e-07 au
i 20.88261025717937 7.33e-06 deg
node 312.3745339772058 1.2371e-05 deg
peri 268.9260818096346 3.016e-05 deg
M 14.42574416809719 2.8506e-05 deg
tp 2458919.643711154919
(2020-Mar-11.14371115)
0.00015966 TDB
period 2017.799819894396
5.52
2.7277e-05
7.468e-08
d
yr
n .1784121479497609 2.4118e-09 deg/d
Q 3.544255357052955 3.1941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      7245 days (19.84 yr)  
   first obs. used      1999-07-13  
   last obs. used      2019-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:57:51  

Additional Information
 Earth MOID = 1.79989 au 
 Jupiter MOID = 1.86959 au 
 T_jup = 3.100 
[ 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 13.9   n/a MPO347919  
diameter diameter 8.968 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59953 (1999 RB226)          Discovered 1999-Sep-04 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RB226 = 2001 XR45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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