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5189 (1990 UQ)
Classification: Apollo [NEO, PHA]          SPK-ID: 2005189
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 242 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4783442016547955 1.4485e-08  
a 1.552358090859958 2.4802e-09 au
q .8097965992051889 2.2725e-08 au
i 3.578580080595041 2.2087e-06 deg
node 135.216615338522 5.1929e-05 deg
peri 159.7847638007318 5.2085e-05 deg
M 263.8303944110293 3.5357e-06 deg
tp 2459389.221606714671
(2021-Jun-23.72160671)
6.9753e-06 TDB
period 706.4579084129401
1.93
1.6931e-06
4.635e-09
d
yr
n .5095844999580246 1.2212e-09 deg/d
Q 2.294919582514726 3.6666e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1158  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      11137 days (30.49 yr)  
   first obs. used      1990-10-20  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46457  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:24:55  

Additional Information
 Earth MOID = .044712 au 
 Jupiter MOID = 2.93384 au 
 T_jup = 4.309 
[ 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 17.8   n/a MPO435748  
rotation period rot_per 6.653 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2018) Minor Planet Bull. 45, 138-147.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 304-314.]
[Díaz-Vachier, I.; Cotto-Figueroa, D. (2020) Minor Planet Bull. 47, 149-150.]
[Oey, J. (2020) Minor Planet Bull. 47, 136-140.]

5189 (1990 UQ)          Discovered 1990-Oct-20 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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