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152593 (1995 SM40)
Classification: Main-belt Asteroid          SPK-ID: 2152593
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08837566525605919 4.112e-08  
a 2.77281690829501 1.7654e-08 au
q 2.52776736939119 1.1587e-07 au
i 1.770253921929965 5.1383e-06 deg
node 133.1264379431891 0.00015941 deg
peri 333.5854569778493 0.00016282 deg
M 55.14910291831978 3.1896e-05 deg
tp 2458942.145417599648
(2020-Apr-02.64541760)
0.00014927 TDB
period 1686.476202557244
4.62
1.6106e-05
4.41e-08
d
yr
n .2134628401243512 2.0386e-09 deg/d
Q 3.017866447198831 1.9214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      10714 days (29.33 yr)  
   first obs. used      1991-11-06  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61549  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:48  

Additional Information
 Earth MOID = 1.54458 au 
 Jupiter MOID = 2.07302 au 
 T_jup = 3.330 
[ 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 16.60   n/a E2021B55  

152593 (1995 SM40)          Discovered 1995-Sep-25 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 1995 SM40 = 2002 BY21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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