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4518 Raikin (1976 GP3)
Classification: Main-belt Asteroid          SPK-ID: 2004518
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09851595528891852 2.8698e-08  
a 2.316959569679768 7.0338e-09 au
q 2.088702084306964 6.6125e-08 au
i 7.004727206102601 4.252e-06 deg
node 167.899993022225 2.5676e-05 deg
peri 97.59552321849164 3.4233e-05 deg
M 133.7680606959568 2.1893e-05 deg
tp 2458521.841208120701
(2019-Feb-07.34120812)
7.8387e-05 TDB
period 1288.178689143214
3.53
5.866e-06
1.606e-08
d
yr
n .2794643344390684 1.2726e-09 deg/d
Q 2.545217055052571 7.7267e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2121  
   data-arc span      24620 days (67.41 yr)  
   first obs. used      1952-08-28  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:15:05  

Additional Information
 Earth MOID = 1.08708 au 
 Jupiter MOID = 2.52487 au 
 T_jup = 3.564 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO337289  
diameter diameter 4.302 km 0.246 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.288   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4518 Raikin (1976 GP3)          Discovered 1976-Apr-01 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 GP3 = 1952 QP = 1976 HD1 = 1976 JO = 4002 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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