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JPL Small-Body Database Browser
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91504 (1999 RZ153)
Classification: Main-belt Asteroid          SPK-ID: 2091504
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0602009358507391 5.1029e-08  
a 2.681763869407746 2.0587e-08 au
q 2.520319174738701 1.3499e-07 au
i 10.85496001365443 6.7411e-06 deg
node 323.4497655703133 2.4387e-05 deg
peri 321.2094857331145 6.6382e-05 deg
M 311.6771887450992 6.5907e-05 deg
tp 2459215.817298001079
(2021-Jan-01.31729800)
0.00029445 TDB
period 1604.091841252865
4.39
1.8471e-05
5.057e-08
d
yr
n .2244260526372508 2.5842e-09 deg/d
Q 2.843208564076792 2.1826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      7149 days (19.57 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57765  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:32:20  

Additional Information
 Earth MOID = 1.51348 au 
 Jupiter MOID = 2.3597 au 
 T_jup = 3.348 
[ 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 14.9   n/a MPO468901  

91504 (1999 RZ153)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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