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146548 (2001 SU285)
Classification: Main-belt Asteroid          SPK-ID: 2146548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825473480639173 8.8774e-08  
a 2.526841753205023 1.2863e-08 au
q 2.065573492180267 2.2613e-07 au
i 12.86217703472456 4.488e-06 deg
node 85.69469431919528 5.0513e-05 deg
peri 337.3331174365375 6.4732e-05 deg
M 200.4343886493579 4.1495e-05 deg
tp 2459650.782839368934
(2022-Mar-12.28283937)
0.00017078 TDB
period 1467.119513980882
4.02
1.1203e-05
3.067e-08
d
yr
n .2453787824164209 1.8737e-09 deg/d
Q 2.98811001422978 1.5211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      6461 days (17.69 yr)  
   first obs. used      2001-08-29  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50584  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:16  

Additional Information
 Earth MOID = 1.08522 au 
 Jupiter MOID = 2.33002 au 
 T_jup = 3.395 
[ 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 14.7   n/a MPO436736  
diameter diameter 7.624 km 2.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.053   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

146548 (2001 SU285)          Discovered 2001-Sep-28 by Juels, C. W., Holvorcem, P. R. at Fountain Hills
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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