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227236 (2005 SW7)
Classification: Main-belt Asteroid          SPK-ID: 2227236
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02904482710977976 3.2789e-08  
a 2.279767939272718 1.1326e-08 au
q 2.213552473626123 7.5322e-08 au
i 9.488427253091926 4.3793e-06 deg
node 129.8637723775363 2.2796e-05 deg
peri 111.2516166289202 8.3961e-05 deg
M 265.0212112177061 8.0769e-05 deg
tp 2459532.209962918574
(2021-Nov-13.70996292)
0.00028256 TDB
period 1257.286897229293
3.44
9.3692e-06
2.565e-08
d
yr
n .2863308293384262 2.1337e-09 deg/d
Q 2.345983404919313 1.1655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      430  
   data-arc span      7765 days (21.26 yr)  
   first obs. used      2000-01-05  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57751  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:50:31  

Additional Information
 Earth MOID = 1.21385 au 
 Jupiter MOID = 2.66437 au 
 T_jup = 3.588 
[ 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 16.75   n/a MPCxxxxx  
diameter diameter 2.218 km 0.517 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227236 (2005 SW7)          Discovered 2005-Sep-25 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 SW7 = 2007 AQ14 = 2007 BV73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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