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34558 (2000 SM270)
Classification: Main-belt Asteroid          SPK-ID: 2034558
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03185580435091177 8.3815e-08  
a 2.976226384235545 1.8597e-08 au
q 2.881416298835316 2.4786e-07 au
i 9.551822880887798 6.4129e-06 deg
node 52.37695060023208 4.5458e-05 deg
peri 136.1339028744531 8.5394e-05 deg
M 214.4029383219357 7.5129e-05 deg
tp 2460154.985844741317
(2023-Jul-29.48584474)
0.00039407 TDB
period 1875.414935987081
5.13
1.7578e-05
4.813e-08
d
yr
n .1919575199557224 1.7992e-09 deg/d
Q 3.071036469635775 1.9189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      11215 days (30.70 yr)  
   first obs. used      1990-11-23  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58782  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:13:46  

Additional Information
 Earth MOID = 1.88633 au 
 Jupiter MOID = 1.90258 au 
 T_jup = 3.239 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457208.5 (2015-Jul-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02841429975624874 8.4013e-08  
q 2.894342043522627 2.4725e-07 au
tp 2456410.351047697522
(2013-Apr-27.85104770)
0.0004317 TDB
node 52.46727842707914 4.535e-05 deg
peri 137.9946103111226 9.3186e-05 deg
i 9.562521665751012 6.4257e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      11215 days (30.70 yr)  
   first obs. used      1990-11-23  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58782  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:13:46  

Additional Information
 Jupiter MOID = 1.90258 au 
 T_jup = 3.239 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.058137355769851E-15 -2.071756432667437E-14 -1.048260463183785E-11 -4.593875310701918E-14 -1.93501468877868E-12 1.039951800135752E-14
q -2.071756432667437E-14 6.113464828809632E-14 3.321639785800962E-11 1.390601419028006E-13 6.156495716735784E-12 -3.063654646820932E-14
tp -1.048260463183785E-11 3.321639785800962E-11 1.863687606462748E-7 5.695338974006353E-11 3.526138586257036E-8 -1.837568677990542E-11
node -4.593875310701918E-14 1.390601419028006E-13 5.695338974006353E-11 2.056664407273667E-9 -2.016137903197239E-9 -1.959352354313509E-10
peri -1.93501468877868E-12 6.156495716735784E-12 3.526138586257036E-8 -2.016137903197239E-9 8.683715272788473E-9 1.897022458673048E-10
i 1.039951800135752E-14 -3.063654646820932E-14 -1.837568677990542E-11 -1.959352354313509E-10 1.897022458673048E-10 4.128961975353564E-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 14.65   n/a E2021B10  

34558 (2000 SM270)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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