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434155 (2002 SN7)
Classification: Main-belt Asteroid          SPK-ID: 2434155
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2368149466969537 1.1653e-07  
a 2.842736627136803 3.9981e-08 au
q 2.169534104307923 3.4865e-07 au
i 5.218861390054649 8.9058e-06 deg
node 167.7267377801061 0.00010815 deg
peri 207.2848958300136 0.00011041 deg
M 284.4617918510814 3.7105e-05 deg
tp 2459567.839425591440
(2021-Dec-19.33942559)
0.0001875 TDB
period 1750.66627146108
4.79
3.6933e-05
1.011e-07
d
yr
n .2056359946316606 4.3382e-09 deg/d
Q 3.515939149965683 4.9449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6494 days (17.78 yr)  
   first obs. used      2002-09-05  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63943  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:15:05  

Additional Information
 Earth MOID = 1.17052 au 
 Jupiter MOID = 1.9498 au 
 T_jup = 3.261 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457425.5 (2016-Feb-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2370661743158143 1.1643e-07  
q 2.167653521689245 3.4796e-07 au
tp 2457820.535837698511
(2017-Mar-08.03583770)
0.00015454 TDB
node 167.7647735502276 0.00010819 deg
peri 207.6728841213113 0.00011045 deg
i 5.218867592720383 8.9086e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6494 days (17.78 yr)  
   first obs. used      2002-09-05  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63943  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:15:05  

Additional Information
 Jupiter MOID = 1.9498 au 
 T_jup = 3.261 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.355572993900663E-14 -4.040017464384716E-14 -6.467786603685442E-12 -4.519499985529726E-14 -4.691166572051741E-13 -7.774412550526212E-15
q -4.040017464384716E-14 1.210738534977201E-13 2.246520428285677E-11 1.66209876703295E-13 1.873191605754215E-12 2.894664035319879E-14
tp -6.467786603685442E-12 2.246520428285677E-11 2.388247837025056E-8 1.803770328656004E-10 3.569011055450124E-9 3.253348932896062E-11
node -4.519499985529726E-14 1.66209876703295E-13 1.803770328656004E-10 1.170401696323237E-8 -1.162669441905479E-8 4.440978234453654E-10
peri -4.691166572051741E-13 1.873191605754215E-12 3.569011055450124E-9 -1.162669441905479E-8 1.219991870038921E-8 -4.371825278477381E-10
i -7.774412550526212E-15 2.894664035319879E-14 3.253348932896062E-11 4.440978234453654E-10 -4.371825278477381E-10 7.936274280820536E-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 16.61   n/a E2021B25  

434155 (2002 SN7)          Discovered 2002-Sep-27 by NEAT at Palomar
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2002 SN7 = 2007 VV223 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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