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181191 (2005 SR120)
Classification: Main-belt Asteroid          SPK-ID: 2181191
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03565222542709376 8.5248e-08  
a 3.155745436353261 4.1679e-08 au
q 3.043236088665872 2.8985e-07 au
i 12.52501529004393 9.6086e-06 deg
node 352.5977590070988 3.1248e-05 deg
peri 314.3436846321288 0.00013971 deg
M 318.0862760700113 0.00013972 deg
tp 2459438.899378506850
(2021-Aug-12.39937851)
0.00079462 TDB
period 2047.629468711086
5.61
4.0566e-05
1.111e-07
d
yr
n .1758130587105722 3.4831e-09 deg/d
Q 3.268254784040649 4.3165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      21795 days (59.67 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-05-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:35  

Additional Information
 Earth MOID = 2.04172 au 
 Jupiter MOID = 1.88214 au 
 T_jup = 3.168 
[ 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 14.97   n/a E2021B55  
diameter diameter 5.008 km 0.596 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181191 (2005 SR120)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 SR120 = 6295 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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