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101235 (1998 SB78)
Classification: Main-belt Asteroid          SPK-ID: 2101235
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717429587345906 3.9601e-08  
a 2.319394185649158 8.6609e-09 au
q 1.921054565733965 9.2584e-08 au
i 2.058233323331062 5.1705e-06 deg
node 272.5786071457588 0.00016537 deg
peri 122.1206448010167 0.00016674 deg
M 23.99531645442301 2.0442e-05 deg
tp 2458914.502811297172
(2020-Mar-06.00281130)
7.3095e-05 TDB
period 1290.20961202249
3.53
7.2267e-06
1.979e-08
d
yr
n .2790244287791934 1.5629e-09 deg/d
Q 2.717733805564351 1.0148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      10603 days (29.03 yr)  
   first obs. used      1991-10-10  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:41  

Additional Information
 Earth MOID = .928627 au 
 Jupiter MOID = 2.70851 au 
 T_jup = 3.558 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO439693  
diameter diameter 2.776 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101235 (1998 SB78)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 SB78 = 2002 YS9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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