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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1367802523821287 7.1715e-08  
a 2.341601265335696 2.143e-08 AU
q 2.021316453284767 1.6703e-07 AU
i 7.32881766570662 7.6317e-06 deg
node 89.51171206690231 5.9419e-05 deg
peri 267.1193625372931 6.9239e-05 deg
M 167.9760480229257 4.1163e-05 deg
tp 2456389.821399493683
(2013-Apr-07.32139949)
0.00014522 JED
period 1308.783596053346
3.58
1.7967e-05
4.919e-08
d
yr
n .2750645722375989 3.7761e-09 deg/d
Q 2.661886077386624 2.4362e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      8659 days (23.71 yr)  
   first obs. used      1991-09-05  
   last obs. used      2015-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53866  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:43:06  

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 15.2 mag n/a MPO337645  

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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