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JPL Small-Body Database Browser
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49670 (1999 RZ33)
Classification: Inner Main-belt Asteroid          SPK-ID: 2049670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05816207104712081 6.512e-08  
a 1.929335466516517 7.4155e-09 au
q 1.817121320039253 1.2355e-07 au
i 22.45889892400771 7.5349e-06 deg
node 187.4296002171778 1.2191e-05 deg
peri 174.5255280676573 4.5797e-05 deg
M 240.6089739923027 4.4045e-05 deg
tp 2459325.122959191300
(2021-Apr-20.62295919)
0.00011967 TDB
period 978.8362594466163
2.68
5.6433e-06
1.545e-08
d
yr
n .3677836783483333 2.1204e-09 deg/d
Q 2.041549612993781 7.8468e-09 au
  Orbit Determination Parameters
   # obs. used (total)      620  
   data-arc span      9812 days (26.86 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54808  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:32:32  

Additional Information
 Earth MOID = .816102 au 
 Jupiter MOID = 3.13602 au 
 T_jup = 3.821 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO459191  

49670 (1999 RZ33)          Discovered 1999-Sep-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RZ33 = 2001 FZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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