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190330 (1998 RO25)
Classification: Main-belt Asteroid          SPK-ID: 2190330
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624234698442624 4.6263e-08  
a 2.238402564077788 9.6148e-09 au
q 1.87483345271198 1.0462e-07 au
i 5.869133145324652 5.0141e-06 deg
node 352.4535770071744 4.258e-05 deg
peri 357.0021604781538 4.4497e-05 deg
M 286.9338598958362 1.4332e-05 deg
tp 2459644.767221222584
(2022-Mar-06.26722122)
4.9361e-05 TDB
period 1223.223226418075
3.35
7.8814e-06
2.158e-08
d
yr
n .2943044182165968 1.8962e-09 deg/d
Q 2.601971675443596 1.1177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1998-08-30  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60568  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:11  

Additional Information
 Earth MOID = .867837 au 
 Jupiter MOID = 2.81386 au 
 T_jup = 3.612 
[ 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 17.27   n/a E2021B55  

190330 (1998 RO25)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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