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455594 (2004 SV55)
Classification: Apollo [NEO]          SPK-ID: 2455594
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 60 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6582985968597997 3.6962e-08  
a 1.759086596894707 2.7864e-09 au
q .6010823584040411 6.5176e-08 au
i 41.17211938129029 1.9261e-05 deg
node 344.5628820677683 1.6955e-05 deg
peri 280.8555112213177 1.1924e-05 deg
M 3.996015975798605 4.0879e-06 deg
tp 2459191.040809512452
(2020-Dec-07.54080951)
9.6634e-06 TDB
period 852.1759162478648
2.33
2.0247e-06
5.543e-09
d
yr
n .4224479865437666 1.0037e-09 deg/d
Q 2.917090835385372 4.6206e-09 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      5142 days (14.08 yr)  
   first obs. used      2004-09-24  
   last obs. used      2018-10-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:30:34  

Additional Information
 Earth MOID = .0921287 au 
 Jupiter MOID = 3.40423 au 
 T_jup = 3.617 
[ 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 17.9   n/a MPO460676  
diameter diameter 1.625 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.042   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

455594 (2004 SV55)          Discovered 2004-Sep-24 by LINEAR at Socorro
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Alternate Designations
 2004 SV55 = 1983 SN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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