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213054 (1999 AW15)
Classification: Main-belt Asteroid          SPK-ID: 2213054
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04431721664789672 4.7313e-08  
a 2.788435766937946 2.293e-08 au
q 2.664860054945813 1.3748e-07 au
i 4.552107193122532 4.5911e-06 deg
node 117.7379532364559 6.7905e-05 deg
peri 22.39150634372306 8.9213e-05 deg
M 233.3699173654839 5.9812e-05 deg
tp 2459798.737707418860
(2022-Aug-07.23770742)
0.00028609 TDB
period 1700.745748483673
4.66
2.0978e-05
5.743e-08
d
yr
n .2116718506108063 2.6109e-09 deg/d
Q 2.912011478930079 2.3946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      9368 days (25.65 yr)  
   first obs. used      1995-03-25  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5312  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:09  

Additional Information
 Earth MOID = 1.67856 au 
 Jupiter MOID = 2.08304 au 
 T_jup = 3.324 
[ 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 16.13   n/a E2021B55  

213054 (1999 AW15)          Discovered 1999-Jan-09 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1999 AW15 = 2004 DC29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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