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JPL Small-Body Database Browser
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3137 Horky (1982 SM1)
Classification: Main-belt Asteroid          SPK-ID: 2003137
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899600043555282 3.3767e-08  
a 2.40075286786463 8.2571e-09 au
q 1.944705842628518 8.3848e-08 au
i 2.479085565971251 3.8169e-06 deg
node 286.5253015128104 8.189e-05 deg
peri 135.9947544299129 8.2597e-05 deg
M 355.3820828867327 1.1612e-05 deg
tp 2459017.928629757232
(2020-Jun-17.42862976)
4.3872e-05 TDB
period 1358.687598479733
3.72
7.0096e-06
1.919e-08
d
yr
n .2649615705647217 1.367e-09 deg/d
Q 2.856799893100742 9.8256e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1962  
   data-arc span      25610 days (70.12 yr)  
   first obs. used      1949-11-25  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 18:55:22  

Additional Information
 Earth MOID = .958766 au 
 Jupiter MOID = 2.46429 au 
 T_jup = 3.500 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO279547  
diameter diameter 6.685 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3137 Horky (1982 SM1)          Discovered 1982-Sep-16 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1982 SM1 = 1971 UC2 = 1976 AC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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