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437843 (1998 SY19)
Classification: Main-belt Asteroid          SPK-ID: 2437843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1513494062715821 5.4292e-08  
a 2.278264205127049 1.5394e-08 au
q 1.933450270351272 1.2715e-07 au
i 3.848123885553587 7.5678e-06 deg
node 345.9491333545294 9.9368e-05 deg
peri 25.60734518365161 0.00010737 deg
M 93.85912482555759 4.2054e-05 deg
tp 2458673.024693943408
(2019-Jul-08.52469394)
0.0001445 TDB
period 1256.043143375568
3.44
1.2731e-05
3.486e-08
d
yr
n .2866143586696503 2.905e-09 deg/d
Q 2.623078139902826 1.7724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      7715 days (21.12 yr)  
   first obs. used      1998-09-20  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:03:47  

Additional Information
 Earth MOID = .933969 au 
 Jupiter MOID = 2.84523 au 
 T_jup = 3.589 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.3   n/a MPO503563  

437843 (1998 SY19)          Discovered 1998-Sep-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-07-06

Alternate Designations
 1998 SY19 = 2005 TP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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