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100607 (1997 SB4)
Classification: Main-belt Asteroid          SPK-ID: 2100607
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3074452170399403 4.3307e-08  
a 2.69245660993081 1.2804e-08 au
q 1.86467370312001 1.1424e-07 au
i 1.36131093409148 5.3576e-06 deg
node 164.6920438523285 0.00021225 deg
peri 168.6934726759034 0.00021254 deg
M 119.5358589282302 9.1007e-06 deg
tp 2458664.682119150851
(2019-Jun-30.18211915)
4.0161e-05 TDB
period 1613.695160893169
4.42
1.1511e-05
3.152e-08
d
yr
n .2230904626377775 1.5914e-09 deg/d
Q 3.52023951674161 1.6741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      11814 days (32.34 yr)  
   first obs. used      1988-09-14  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50145  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:57  

Additional Information
 Earth MOID = .852664 au 
 Jupiter MOID = 1.86999 au 
 T_jup = 3.301 
[ 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 16.50   n/a MPCxxxxx  

100607 (1997 SB4)          Discovered 1997-Sep-26 by Pravec, P. at Ondrejov
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 SB4 = 1988 RU11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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