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14870 (1990 SM14)
Classification: Main-belt Asteroid          SPK-ID: 2014870
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2234144113975585 7.1682e-08  
a 2.389302010061589 1.2709e-08 AU
q 1.855497507832676 1.742e-07 AU
i 4.244135889591663 6.8523e-06 deg
node 142.7229398494499 6.2481e-05 deg
peri 187.1472427337614 6.336e-05 deg
M 172.8942868964196 1.0309e-05 deg
tp 2456152.637054030208
(2012-Aug-13.13705403)
3.7731e-05 JED
period 1348.9784118133
3.69
1.0763e-05
2.947e-08
d
yr
n .266868614684565 2.1292e-09 deg/d
Q 2.923106512290502 1.5548e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      8613 days (23.58 yr)  
   first obs. used      1990-09-22  
   last obs. used      2014-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50087  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:02:39  

Additional Information
 Earth MOID = .843392 AU 
 T_jup = 3.495 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO263481  

14870 (1990 SM14)          Discovered 1990-Sep-24 by Debehogne, H. at La Silla (809)
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 SM14 = 1998 XV94 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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