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180987 (2005 NU15)
Classification: Main-belt Asteroid          SPK-ID: 2180987
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03578155975150748 4.4028e-08  
a 2.738210103801991 2.2413e-08 au
q 2.640232675360619 1.184e-07 au
i 4.874959312599127 4.5915e-06 deg
node 307.0523255446481 5.5343e-05 deg
peri 13.92202834148497 8.3934e-05 deg
M 125.9133162332459 6.1934e-05 deg
tp 2458621.647729189846
(2019-May-18.14772919)		 0.00028504 TDB
period 1655.002216807896
4.53		 2.032e-05
5.563e-08		 d
yr
n .2175223672475521 2.6707e-09 deg/d
Q 2.836187532243363 2.3215e-08 au
   Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      7063 days (19.34 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:46  

Additional Information
 Earth MOID = 1.62521 au 
 Jupiter MOID = 2.29474 au 
 T_jup = 3.345 
[ 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 16.0   n/a MPO352109  

180987 (2005 NU15)          Discovered 2005-Jul-02 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 NU15 = 2001 SB325 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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