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423684 (2005 YG246)
Classification: Main-belt Asteroid          SPK-ID: 2423684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622180457923975 8.009e-08  
a 2.611358638903624 3.1586e-08 au
q 2.187749143637583 2.2475e-07 au
i 12.374311971566 5.3713e-06 deg
node 142.0750185248094 3.2635e-05 deg
peri 263.1749586650376 3.8074e-05 deg
M 251.0703582261986 2.2763e-05 deg
tp 2459666.882002834349
(2022-Mar-28.38200283)
0.000104 TDB
period 1541.339145950872
4.22
2.7965e-05
7.656e-08
d
yr
n .2335631330364423 4.2376e-09 deg/d
Q 3.034968134169665 3.6709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6710 days (18.37 yr)  
   first obs. used      2002-02-07  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60698  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:38:16  

Additional Information
 Earth MOID = 1.23594 au 
 Jupiter MOID = 2.45776 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457946.5 (2017-Jul-12.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1631642343056551 7.982e-08  
q 2.184176540296381 2.2365e-07 au
tp 2458128.132507610775
(2018-Jan-09.63250761)
8.3795e-05 TDB
node 142.1053957024136 3.2663e-05 deg
peri 263.505104271117 3.8098e-05 deg
i 12.37136147433175 5.3704e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6710 days (18.37 yr)  
   first obs. used      2002-02-07  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60698  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:38:16  

Additional Information
 Jupiter MOID = 2.45776 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.371160697754584E-15 -1.776415799022152E-14 -3.504468211797915E-12 7.242037261064982E-14 -8.786564072377282E-13 -2.130319014259982E-14
q -1.776415799022152E-14 5.002148303792382E-14 1.054650565771152E-11 -2.012054135087204E-13 2.607581646206924E-12 6.178917167967107E-14
tp -3.504468211797915E-12 1.054650565771152E-11 7.021529946222678E-9 -5.40979658250749E-11 1.707061724371516E-9 1.935919217771923E-11
node 7.242037261064982E-14 -2.012054135087204E-13 -5.40979658250749E-11 1.066875243636324E-9 -1.054623133048586E-9 4.471321987004434E-11
peri -8.786564072377282E-13 2.607581646206924E-12 1.707061724371516E-9 -1.054623133048586E-9 1.451471418415514E-9 -3.936844629096569E-11
i -2.130319014259982E-14 6.178917167967107E-14 1.935919217771923E-11 4.471321987004434E-11 -3.936844629096569E-11 2.884144638393676E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.14   n/a E2021B25  

423684 (2005 YG246)          Discovered 2005-Dec-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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