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JPL Small-Body Database Browser
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74074 (1998 MC29)
Classification: Main-belt Asteroid          SPK-ID: 2074074
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2356827118321884 3.3313e-08  
a 2.580540137810683 1.104e-08 au
q 1.972351440139652 8.2881e-08 au
i 3.753178834550409 3.7891e-06 deg
node 257.4907707945272 9.986e-05 deg
peri 24.8860742493246 0.00010082 deg
M 8.162410504999212 1.4245e-05 deg
tp 2458566.169487530253
(2019-Mar-23.66948753)
5.987e-05 TDB
period 1514.134149653404
4.15
9.7163e-06
2.66e-08
d
yr
n .2377596463843091 1.5257e-09 deg/d
Q 3.188728835481715 1.3642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      7810 days (21.38 yr)  
   first obs. used      1998-06-24  
   last obs. used      2019-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53269  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:44:24  

Additional Information
 Earth MOID = .956075 au 
 Jupiter MOID = 1.96951 au 
 T_jup = 3.382 
[ 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 15.1   n/a MPO347989  
diameter diameter 2.351 km 0.442 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74074 (1998 MC29)          Discovered 1998-Jun-24 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MC29 = 1999 XQ51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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