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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 ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2369677364703885 1.1642e-07  
a 2.841277488607763 4.006e-08 au
q 2.167986393448111 3.48e-07 au
i 5.218879051618143 8.9076e-06 deg
node 167.7490786472873 0.00010818 deg
peri 207.3888902562183 0.00011044 deg
M 243.1865781025614 3.634e-05 deg
tp 2459568.121906406799
(2021-Dec-19.62190641)
0.00018751 TDB
period 1749.31855421426
4.79
3.6996e-05
1.013e-07
d
yr
n .2057944215664602 4.3524e-09 deg/d
Q 3.514568583767415 4.9553e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:13:28  

Additional Information
 Earth MOID = 1.17045 au 
 Jupiter MOID = 1.95005 au 
 T_jup = 3.261 
[ show covariance matrix ]

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 16.7   n/a MPO472391  

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1980-Nov-19 01:57 00:02 Jupiter 1.97605371118231 1.97605240076989 1.9760550215936 1.97303576802321 1.74229251442006 2444562.580940077 2.16540605091173 162.939671123436 55.2324249410031 -78.1983198132447 868533.590824678 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 10:13:28 2020-Nov-12 10:13
2005-Feb-01 10:26 < 00:01 Jupiter 1.94529281025378 1.94529184640284 1.94529377410372 1.85485590147731 1.60301191733659 2453402.934706270 0.687149417237515 130.689155447803 85.6693283991432 -60.3644017168773 819425.844231893 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 10:13:28 2020-Nov-12 10:13
2029-Apr-16 01:48 < 00:01 Jupiter 1.94702151553205 1.94702053536644 1.94702249569755 1.80969813180481 1.55078603203806 2462242.575255082 0.977534096656544 123.094122420656 112.573592334585 -75.6965046454793 828565.626397027 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 10:13:28 2020-Nov-12 10:13
2053-Jul-02 03:38 00:02 Jupiter 1.99270973891346 1.99270861240375 1.99271086542362 1.88294550837331 1.64175591014887 2471085.651328598 2.42615853561596 157.740054984611 83.8861737415045 86.8570557977045 874673.211891292 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 10:13:28 2020-Nov-12 10:13

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