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JPL Small-Body Database Browser
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7249 (1992 SN)
Classification: Main-belt Asteroid          SPK-ID: 2007249
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776509494577545 4.096e-08  
a 2.654371999185815 1.1382e-08 au
q 2.182820293316377 1.0951e-07 au
i 5.530066033844439 3.8406e-06 deg
node 307.5068555988561 4.5365e-05 deg
peri 78.20698174443446 4.6475e-05 deg
M 136.4562490391925 1.0043e-05 deg
tp 2458401.768598319435
(2018-Oct-10.26859832)
4.3765e-05 TDB
period 1579.578114763333
4.32
1.016e-05
2.782e-08
d
yr
n .227908956597527 1.4659e-09 deg/d
Q 3.125923705055253 1.3404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1812  
   data-arc span      12770 days (34.96 yr)  
   first obs. used      1985-01-17  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49211  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 20:46:18  

Additional Information
 Earth MOID = 1.19485 au 
 Jupiter MOID = 2.3737 au 
 T_jup = 3.359 
[ 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 13.5   n/a MPO502222  
diameter diameter 8.443 km 2.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.087   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

7249 (1992 SN)          Discovered 1992-Sep-26 by Sugie, A. at Dynic
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1992 SN = 1985 BA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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