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100929 (1998 MQ6)
Classification: Main-belt Asteroid          SPK-ID: 2100929
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1034520003390509 5.7122e-08  
a 2.783473870712561 1.6277e-08 au
q 2.495517930895866 1.5846e-07 au
i 5.846775781435513 4.6969e-06 deg
node 290.3118722105642 5.983e-05 deg
peri 79.53025250773408 6.3757e-05 deg
M 239.8775196434795 2.3464e-05 deg
tp 2459766.479811912751
(2022-Jul-05.97981191)
0.00011286 TDB
period 1696.208167562454
4.64
1.4878e-05
4.073e-08
d
yr
n .2122381007735272 1.8616e-09 deg/d
Q 3.071429810529256 1.7961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      8909 days (24.39 yr)  
   first obs. used      1995-12-26  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:26  

Additional Information
 Earth MOID = 1.50141 au 
 Jupiter MOID = 2.41204 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457270.5 (2015-Sep-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023567333830951 5.6909e-08  
q 2.499502522177193 1.5748e-07 au
tp 2458072.335798096852
(2017-Nov-14.83579810)
0.00010811 TDB
node 290.3366231021296 5.9827e-05 deg
peri 80.00591784074679 6.3881e-05 deg
i 5.845880115676484 4.6966e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      8909 days (24.39 yr)  
   first obs. used      1995-12-26  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:26  

Additional Information
 Jupiter MOID = 2.41204 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.23861357491077E-15 -8.923458717409045E-15 -1.357931338378956E-12 2.874634488298039E-14 -3.604060509145254E-13 3.124002583006919E-16
q -8.923458717409045E-15 2.47993587212523E-14 4.322943320081389E-12 -8.337667955176659E-14 1.094469945734542E-12 -6.021345694159193E-16
tp -1.357931338378956E-12 4.322943320081389E-12 1.168856403480593E-8 -2.792025396411482E-11 2.470681794117192E-9 1.040183430970281E-12
node 2.874634488298039E-14 -8.337667955176659E-14 -2.792025396411482E-11 3.579233150712772E-9 -3.566653513532611E-9 9.959006079033569E-11
peri -3.604060509145254E-13 1.094469945734542E-12 2.470681794117192E-9 -3.566653513532611E-9 4.08076268505636E-9 -9.889646132743556E-11
i 3.124002583006919E-16 -6.021345694159193E-16 1.040183430970281E-12 9.959006079033569E-11 -9.889646132743556E-11 2.205850238508466E-11

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 15.96   n/a E2021B55  
diameter diameter 4.506 km 1.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100929 (1998 MQ6)          Discovered 1998-Jun-20 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 MQ6 = 2003 RG9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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