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187202 (2005 SW84)
Classification: Main-belt Asteroid          SPK-ID: 2187202
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1405245630867674 5.2097e-08  
a 3.061015474001988 4.5597e-08 au
q 2.630867611916024 1.6336e-07 au
i 1.05395374887994 5.2734e-06 deg
node 34.33710148144353 0.00036435 deg
peri 226.2139122270389 0.00036522 deg
M 40.58125900524285 2.3215e-05 deg
tp 2458979.994345728143
(2020-May-10.49434573)
0.00012594 TDB
period 1956.125499398943
5.36
4.3708e-05
1.197e-07
d
yr
n .1840372716937727 4.1121e-09 deg/d
Q 3.491163336087952 5.2004e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      5848 days (16.01 yr)  
   first obs. used      2003-04-01  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62415  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:38:19  

Additional Information
 Earth MOID = 1.61392 au 
 Jupiter MOID = 1.57459 au 
 T_jup = 3.218 
[ 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 15.8   n/a MPO433232  
diameter diameter 5.362 km 0.275 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187202 (2005 SW84)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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