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183591 (2003 SZ312)
Classification: Main-belt Asteroid          SPK-ID: 2183591
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04259667177923238 5.2293e-08  
a 2.2030737106103 1.2509e-08 au
q 2.109230102853977 1.1792e-07 au
i 7.659952284923757 5.1526e-06 deg
node 271.1892807335777 4.2056e-05 deg
peri 119.9470446952627 8.0678e-05 deg
M 9.897777797940615 6.8876e-05 deg
tp 2458967.661964502877
(2020-Apr-28.16196450)
0.00022848 TDB
period 1194.378477704742
3.27
1.0173e-05
2.785e-08
d
yr
n .3014119952092727 2.5672e-09 deg/d
Q 2.296917318366622 1.3042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      9900 days (27.10 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:33:36  

Additional Information
 Earth MOID = 1.12781 au 
 Jupiter MOID = 2.88311 au 
 T_jup = 3.650 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457469.5 (2016-Mar-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04327373913312607 5.2544e-08  
q 2.107872898559754 1.1859e-07 au
tp 2457770.903472628620
(2017-Jan-17.40347263)
0.00022272 TDB
node 271.2186708852674 4.2089e-05 deg
peri 119.2980867068667 7.9477e-05 deg
i 7.656436483577869 5.1502e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      9900 days (27.10 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:33:36  

Additional Information
 Jupiter MOID = 2.88311 au 
 T_jup = 3.650 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.760904328451651E-15 -6.200099510345842E-15 -3.151273512920899E-12 1.257495969480715E-14 -8.642176272341726E-13 -3.091097974939772E-15
q -6.200099510345842E-15 1.406293092979905E-14 7.148519049339374E-12 -2.920474355148001E-14 1.948930675036727E-12 7.259906706191345E-15
tp -3.151273512920899E-12 7.148519049339374E-12 4.960562021647146E-8 -9.158911310731345E-11 1.503673167448605E-8 8.93571356250508E-12
node 1.257495969480715E-14 -2.920474355148001E-14 -9.158911310731345E-11 1.771474030552008E-9 -1.782483068004423E-9 4.576649708138074E-11
peri -8.642176272341726E-13 1.948930675036727E-12 1.503673167448605E-8 -1.782483068004423E-9 6.316569501551662E-9 -4.268176450037673E-11
i -3.091097974939772E-15 7.259906706191345E-15 8.93571356250508E-12 4.576649708138074E-11 -4.268176450037673E-11 2.652501577434501E-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 17.0   n/a MPO494017  

183591 (2003 SZ312)          Discovered 2003-Sep-17 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2003 SZ312 = 2005 EQ221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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