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22634 (1998 MN7)
Classification: Main-belt Asteroid          SPK-ID: 2022634
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2114895478767726 4.6802e-08  
a 3.157642262747777 2.3858e-08 au
q 2.48983392824266 1.5834e-07 au
i .643181302995161 4.1928e-06 deg
node 26.03024493420571 0.00040456 deg
peri 334.5424897839923 0.00040468 deg
M 314.18068893162 1.3205e-05 deg
tp 2459461.348816270460
(2021-Sep-03.84881627)
7.7261e-05 TDB
period 2049.475901486659
5.61
2.3228e-05
6.359e-08
d
yr
n .1756546635844127 1.9908e-09 deg/d
Q 3.825450597252894 2.8904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      981  
   data-arc span      9831 days (26.92 yr)  
   first obs. used      1993-09-16  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50172  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:30  

Additional Information
 Earth MOID = 1.48517 au 
 Jupiter MOID = 1.6313 au 
 T_jup = 3.171 
[ 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 14.37   n/a E2021B10  
diameter diameter 6.492 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22634 (1998 MN7)          Discovered 1998-Jun-22 by Zoltowski, F. B. at Woomera
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MN7 = 1993 SO11 = 1999 UM6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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