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344063 (1995 SM13)
Classification: Main-belt Asteroid          SPK-ID: 2344063
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .164845734187331 4.292e-08  
a 2.57802339205716 1.5287e-08 au
q 2.153047233241384 1.1079e-07 au
i 6.548929685515258 7.8052e-06 deg
node 354.2329452656115 6.0789e-05 deg
peri 324.3692744980458 6.7126e-05 deg
M 59.59366064072566 2.8635e-05 deg
tp 2458950.219928649225
(2020-Apr-10.71992865)		 0.00012009 TDB
period 1511.919635705433
4.14		 1.3448e-05
3.682e-08		 d
yr
n .2381078937651543 2.1179e-09 deg/d
Q 3.002999550872936 1.7807e-08 au
   Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      9220 days (25.24 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57119  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:01:51  

Additional Information
 Earth MOID = 1.14233 au 
 Jupiter MOID = 2.32079 au 
 T_jup = 3.398 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457931.5 (2017-Jun-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .165334037273138 4.3059e-08  
q 2.151866783568054 1.1141e-07 au
tp 2457439.679470565412
(2016-Feb-21.17947057)		 0.00012005 TDB
node 354.2996451691508 6.0781e-05 deg
peri 324.6800518671842 6.7114e-05 deg
i 6.549384042279768 7.8103e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      9220 days (25.24 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57119  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:01:51  

Additional Information
 Jupiter MOID = 2.32079 au 
 T_jup = 3.398 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.854118142320558E-15 -4.765347484013561E-15 2.393962769004848E-12 4.142510956950731E-14 5.444375427325237E-13 6.382039033451183E-15
q -4.765347484013561E-15 1.241109820546988E-14 -6.28733736208676E-12 -1.005431189314162E-13 -1.425195432797101E-12 -1.520941964564035E-14
tp 2.393962769004848E-12 -6.28733736208676E-12 1.441266802733227E-8 1.16722331589921E-10 3.486629265946008E-9 2.063278196251952E-11
node 4.142510956950731E-14 -1.005431189314162E-13 1.16722331589921E-10 3.69429317303057E-9 -3.640008999271098E-9 3.059738007915837E-10
peri 5.444375427325237E-13 -1.425195432797101E-12 3.486629265946008E-9 -3.640008999271098E-9 4.504287013904967E-9 -2.987814593213406E-10
i 6.382039033451183E-15 -1.520941964564035E-14 2.063278196251952E-11 3.059738007915837E-10 -2.987814593213406E-10 6.100141974114123E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO437457  

344063 (1995 SM13)          Discovered 1995-Sep-18 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 1995 SM13 = 2006 DB25 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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