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295489 (2008 RO17)
Classification: Main-belt Asteroid          SPK-ID: 2295489
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2271204566764901 6.0859e-08  
a 2.690267208100951 1.7319e-08 au
q 2.079252491215277 1.6811e-07 au
i 5.10977366858814 7.8883e-06 deg
node 205.4219875824727 5.1852e-05 deg
peri 223.5721210047319 5.385e-05 deg
M 235.8030818545634 1.4194e-05 deg
tp 2459756.532110320870
(2022-Jun-26.03211032)
6.6163e-05 TDB
period 1611.72726911878
4.41
1.5564e-05
4.261e-08
d
yr
n .2233628523247806 2.1569e-09 deg/d
Q 3.301281924986625 2.1253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      10394 days (28.46 yr)  
   first obs. used      1992-01-26  
   last obs. used      2020-07-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67201  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:41  

Additional Information
 Earth MOID = 1.09619 au 
 Jupiter MOID = 2.02874 au 
 T_jup = 3.329 
[ 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 16.87   n/a MPCxxxxx  

295489 (2008 RO17)          Discovered 2008-Sep-04 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 RO17 = 1992 BD3 = 2001 DM8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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