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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1192559756847421 9.6045e-08  
a 2.96597278036999 3.6481e-08 au
q 2.612262802592579 2.9705e-07 au
i .8555656111527417 9.4323e-06 deg
node 141.1356121444595 0.0005309 deg
peri 188.7828291443004 0.00053203 deg
M 53.68967554678046 3.2363e-05 deg
tp 2458322.248542954244
(2018-Jul-22.74854295)
0.00016794 TDB
period 1865.731605123824
5.11
3.4422e-05
9.424e-08
d
yr
n .1929537983980862 3.5599e-09 deg/d
Q 3.3196827581474 4.0831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6833 days (18.71 yr)  
   first obs. used      1999-12-31  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6597  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:39:38  

Additional Information
 Earth MOID = 1.60034 au 
 Jupiter MOID = 2.00414 au 
 T_jup = 3.253 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456846.5 (2014-Jul-08.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214414898074381 9.5498e-08  
q 2.603612077438783 2.9553e-07 au
tp 2456445.002310279512
(2013-Jun-01.50231028)
0.00016841 TDB
node 140.9929046806315 0.00053452 deg
peri 186.9170915916414 0.00053558 deg
i .8504892791357658 9.4279e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6833 days (18.71 yr)  
   first obs. used      1999-12-31  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6597  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:39:38  

Additional Information
 Jupiter MOID = 2.00414 au 
 T_jup = 3.253 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.119840575951049E-15 -2.807576673491561E-14 8.334522707388667E-12 3.272903826610019E-14 1.757362288424984E-12 -7.818130240552619E-16
q -2.807576673491561E-14 8.734000442664966E-14 -2.600541195106268E-11 -8.443595301638684E-14 -5.463132789443915E-12 2.634319147375967E-15
tp 8.334522707388667E-12 -2.600541195106268E-11 2.836308477576215E-8 1.828236507118638E-10 5.728229597718239E-9 1.484908387102819E-12
node 3.272903826610019E-14 -8.443595301638684E-14 1.828236507118638E-10 2.857163833392287E-7 -2.856477966539304E-7 2.328985554015514E-9
peri 1.757362288424984E-12 -5.463132789443915E-12 5.728229597718239E-9 -2.856477966539304E-7 2.868428655137975E-7 -2.328422970486561E-9
i -7.818130240552619E-16 2.634319147375967E-15 1.484908387102819E-12 2.328985554015514E-9 -2.328422970486561E-9 8.888460915955339E-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

[ show close-approach data ]
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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