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JPL Small-Body Database Browser
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49227 (1998 SC137)
Classification: Main-belt Asteroid          SPK-ID: 2049227
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07169721851512967 3.9084e-08  
a 2.611183191646138 1.1973e-08 au
q 2.423968619771651 1.0011e-07 au
i 15.3050078132509 5.4057e-06 deg
node 37.86308878250891 1.5227e-05 deg
peri 224.358215622684 4.1052e-05 deg
M 58.42757279547408 3.8746e-05 deg
tp 2458350.367695962157
(2018-Aug-19.86769596)
0.00016573 TDB
period 1541.18381348538
4.22
1.06e-05
2.902e-08
d
yr
n .2335866733416189 1.6066e-09 deg/d
Q 2.798397763520625 1.2831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1437  
   data-arc span      7740 days (21.19 yr)  
   first obs. used      1998-09-19  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54914  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:17:50  

Additional Information
 Earth MOID = 1.43054 au 
 Jupiter MOID = 2.23909 au 
 T_jup = 3.356 
[ 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 14.3   n/a MPO400479  
diameter diameter 4.816 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.174   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49227 (1998 SC137)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SC137 = 2000 BJ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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