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249569 (1989 SL3)
Classification: Main-belt Asteroid          SPK-ID: 2249569
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3355999026566285 7.1316e-08  
a 2.585662129252948 2.2336e-08 au
q 1.717914170372728 1.9564e-07 au
i 4.359874982980472 5.9853e-06 deg
node 168.95065210 5.9291e-05 deg
peri 219.7151287462028 6.0207e-05 deg
M 30.24002625194783 8.7579e-06 deg
tp 2458472.933760902065
(2018-Dec-20.43376090)
3.5849e-05 TDB
period 1518.644385181329
4.16
1.9678e-05
5.388e-08
d
yr
n .2370535218862416 3.0716e-09 deg/d
Q 3.453410088133169 2.9831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      10676 days (29.23 yr)  
   first obs. used      1989-09-26  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55912  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:42:48  

Additional Information
 Earth MOID = .724741 au 
 Jupiter MOID = 1.99827 au 
 T_jup = 3.337 
[ 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 16.5   n/a MPO413153  
diameter diameter 2.461 km 0.752 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.053   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

249569 (1989 SL3)          Discovered 1989-Sep-26 by Elst, E. W. at La Silla
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1989 SL3 = 2003 BM60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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