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22198 (4080 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2022198
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147728938730265 3.4941e-08  
a 3.083645249714397 1.6149e-08 au
q 2.729726360726864 1.0577e-07 au
i 3.949123457320393 3.9601e-06 deg
node 208.4568098530412 4.6213e-05 deg
peri 18.02728058423378 4.8834e-05 deg
M 163.5374305300316 1.7339e-05 deg
tp 2458302.017317412270
(2018-Jul-02.51731741)
9.2689e-05 TDB
period 1977.857697062107
5.42
1.5537e-05
4.254e-08
d
yr
n .1820151169291607 1.4298e-09 deg/d
Q 3.43756413870193 1.8002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1645  
   data-arc span      22078 days (60.45 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54332  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:02:23  

Additional Information
 Earth MOID = 1.71942 au 
 Jupiter MOID = 1.54248 au 
 T_jup = 3.213 
[ 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 13.97   n/a E2021B10  

22198 (4080 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4080 P-L = 1998 RH59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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