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48467 (1991 SB1)
Classification: Main-belt Asteroid          SPK-ID: 2048467
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1367802324055868 7.2388e-08  
a 2.34160124999713 2.2746e-08 AU
q 2.02131648682131 1.6784e-07 AU
i 7.328819254118479 9.7494e-06 deg
node 89.51171744700369 5.9574e-05 deg
peri 267.1193901954153 7.1195e-05 deg
M 167.9760250465998 4.2691e-05 deg
tp 2456389.821489024683
(2013-Apr-07.32148902)
0.00015178 JED
period 1308.783583193644
3.58
1.907e-05
5.221e-08
d
yr
n .2750645749402982 4.008e-09 deg/d
Q 2.661886013172951 2.5858e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      8576 days (23.48 yr)  
   first obs. used      1991-09-05  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51462  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:27:41  

Additional Information
 Earth MOID = 1.03308 AU 
 T_jup = 3.540 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO236613  

48467 (1991 SB1)          Discovered 1991-Sep-30 by McNaught, R. H. at Siding Spring
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 SB1 = 1999 WS20 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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