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295498 (2008 RN41)
Classification: Main-belt Asteroid          SPK-ID: 2295498
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194618811388685 8.7431e-08  
a 2.966625447001845 3.3253e-08 au
q 2.612226790468569 2.6774e-07 au
i .8556183965603418 9.0225e-06 deg
node 141.1281816306133 0.00049777 deg
peri 188.9016651389576 0.0004988 deg
M 130.718249708078 2.9884e-05 deg
tp 2458322.817568873012
(2018-Jul-23.31756887)
0.00015534 TDB
period 1866.347474438676
5.11
3.138e-05
8.591e-08
d
yr
n .1928901262656214 3.2431e-09 deg/d
Q 3.321024103535122 3.7225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      1999-12-31  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:49:10  

Additional Information
 Earth MOID = 1.60123 au 
 Jupiter MOID = 2.00593 au 
 T_jup = 3.253 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457019.5 (2014-Dec-28.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212731471531891 8.7053e-08  
q 2.604796456406576 2.6606e-07 au
tp 2456445.364600914354
(2013-Jun-01.86460091)
0.00015657 TDB
node 140.9855906928082 0.00050124 deg
peri 187.0440552262666 0.00050221 deg
i .850551032140763 9.0182e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      1999-12-31  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:49:10  

Additional Information
 Jupiter MOID = 2.00593 au 
 T_jup = 3.253 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.578177043968399E-15 -2.303168984816055E-14 6.49594259609366E-12 4.508601115300681E-14 1.325884836651152E-12 -7.157989833065178E-16
q -2.303168984816055E-14 7.078717051330504E-14 -2.030797707667048E-11 -1.276382752492115E-13 -4.106411161621919E-12 2.272475497372916E-15
tp 6.49594259609366E-12 -2.030797707667048E-11 2.451407429660984E-8 1.627406706482376E-10 4.94161670668506E-9 9.148890720754886E-13
node 4.508601115300681E-14 -1.276382752492115E-13 1.627406706482376E-10 2.512400248382213E-7 -2.511795310997664E-7 2.094978617986611E-9
peri 1.325884836651152E-12 -4.106411161621919E-12 4.94161670668506E-9 -2.511795310997664E-7 2.522119080563941E-7 -2.094557455812218E-9
i -7.157989833065178E-16 2.272475497372916E-15 9.148890720754886E-13 2.094978617986611E-9 -2.094557455812218E-9 8.132726555919138E-11

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 16.2   n/a MPO460240  

295498 (2008 RN41)          Discovered 2008-Sep-02 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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Alternate Designations
 2008 RN41 = 2003 TW30 = 2006 DS81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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