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344685 (2003 SH272)
Classification: Main-belt Asteroid          SPK-ID: 2344685
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 .1505464235755621 8.5159e-08  
a 2.644484801517988 2.2762e-08 au
q 2.246367072449525 2.2804e-07 au
i 3.242785700473975 7.8158e-06 deg
node 268.4822155686311 0.00016684 deg
peri 87.09879406726617 0.00016916 deg
M 233.6461673493767 2.8527e-05 deg
tp 2459151.810112823259
(2020-Oct-29.31011282)
0.00012669 TDB
period 1570.760747441357
4.30
2.028e-05
5.552e-08
d
yr
n .2291883092867014 2.9591e-09 deg/d
Q 3.042602530586451 2.6189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6670 days (18.26 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:31:00  

Additional Information
 Earth MOID = 1.24374 au 
 Jupiter MOID = 2.40702 au 
 T_jup = 3.375 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456952.5 (2014-Oct-22.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508801040976833 8.5571e-08  
q 2.244617272413069 2.2921e-07 au
tp 2457583.257653571014
(2016-Jul-13.75765357)
0.00012071 TDB
node 268.5037668906585 0.00016692 deg
peri 87.52139782699368 0.0001692 deg
i 3.242415145621026 7.8152e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6670 days (18.26 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:31:00  

Additional Information
 Jupiter MOID = 2.40702 au 
 T_jup = 3.375 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.322427079774271E-15 -1.954407280117386E-14 5.403866519244699E-12 -3.523961386379876E-15 1.334038309338956E-12 -8.341665747223527E-15
q -1.954407280117386E-14 5.253811050294656E-14 -1.39077200307792E-11 7.381616826997412E-15 -3.47910268376577E-12 2.251554580782684E-14
tp 5.403866519244699E-12 -1.39077200307792E-11 1.457020157100263E-8 2.388609031781998E-11 3.454839264932947E-9 -1.044811686063051E-11
node -3.523961386379876E-15 7.381616826997412E-15 2.388609031781998E-11 2.786180089146433E-8 -2.781204165749437E-8 -5.920850431865008E-10
peri 1.334038309338956E-12 -3.47910268376577E-12 3.454839264932947E-9 -2.781204165749437E-8 2.862811655630364E-8 5.886646529643769E-10
i -8.341665747223527E-15 2.251554580782684E-14 -1.044811686063051E-11 -5.920850431865008E-10 5.886646529643769E-10 6.107675547704834E-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 16.8   n/a MPO434168  

344685 (2003 SH272)          Discovered 2003-Sep-27 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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