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19573 Cummings (1999 LW13)
Classification: Main-belt Asteroid          SPK-ID: 2019573
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497276951949604 3.5942e-08  
a 2.269237641002695 7.8925e-09 au
q 1.929469919165713 8.2741e-08 au
i 6.644263073569207 4.0263e-06 deg
node 145.3766440840654 3.1124e-05 deg
peri 188.1443922350884 3.3415e-05 deg
M 355.4624687699784 1.3439e-05 deg
tp 2459016.237491967800
(2020-Jun-15.73749197)
4.6639e-05 TDB
period 1248.585810478521
3.42
6.514e-06
1.783e-08
d
yr
n .2883261983107351 1.5042e-09 deg/d
Q 2.609005362839678 9.0743e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1729  
   data-arc span      14972 days (40.99 yr)  
   first obs. used      1979-09-25  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:50:36  

Additional Information
 Earth MOID = .919318 au 
 Jupiter MOID = 2.73954 au 
 T_jup = 3.590 
[ 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 14.3   n/a MPO435881  

19573 Cummings           Discovered 1999 June 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Ian Douglas Cummings (b. 1988) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for his computer science project. He attends the St. Olafs Catholic School, Bountiful, Utah.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

[ show close-approach data ]
Alternate Designations
 1999 LW13 = 1979 SZ = 1989 RM4 = 1998 EV15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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