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38271 (1999 RW35)
Classification: Main-belt Asteroid          SPK-ID: 2038271
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07589684216350549 5.1108e-08  
a 2.845472802840256 1.8684e-08 au
q 2.629510402642542 1.4697e-07 au
i 2.136481282366799 5.8206e-06 deg
node 8.312422040864925 0.00012629 deg
peri 339.3025509577144 0.00013024 deg
M 135.2320297347205 3.1607e-05 deg
tp 2458341.922102829755
(2018-Aug-11.42210283)
0.00015388 TDB
period 1753.19444251761
4.80
1.7267e-05
4.727e-08
d
yr
n .2053394599420674 2.0224e-09 deg/d
Q 3.061435203037971 2.0102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      11205 days (30.68 yr)  
   first obs. used      1989-08-30  
   last obs. used      2020-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56167  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:26:48  

Additional Information
 Earth MOID = 1.62273 au 
 Jupiter MOID = 2.26417 au 
 T_jup = 3.302 
[ 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 15.0   n/a MPO452701  

38271 (1999 RW35)          Discovered 1999-Sep-12 by Wolf, M., Pravec, P. at Ondrejov
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RW35 = 1999 SS27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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