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175627 (2007 RE81)
Classification: Main-belt Asteroid          SPK-ID: 2175627
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09093081585426444 6.4678e-08  
a 2.575322942446576 1.8049e-08 au
q 2.341146726201704 1.696e-07 au
i 14.56169974922961 7.4064e-06 deg
node 300.8251734263358 1.7799e-05 deg
peri 339.4267576979396 4.1625e-05 deg
M 141.9301195821248 3.4695e-05 deg
tp 2458605.361508291284
(2019-May-01.86150829)
0.00014582 TDB
period 1509.54468048036
4.13
1.5869e-05
4.345e-08
d
yr
n .2384825071129676 2.5071e-09 deg/d
Q 2.809499158691448 1.969e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      1999-10-14  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52581  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:10  

Additional Information
 Earth MOID = 1.32743 au 
 Jupiter MOID = 2.38842 au 
 T_jup = 3.377 
[ 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 16.03   n/a MPCxxxxx  

175627 (2007 RE81)          Discovered 2007-Sep-10 by CSS at Catalina
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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