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85422 Maedanaoe (1996 XV30)
Classification: Main-belt Asteroid          SPK-ID: 2085422
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2856531668694371 4.5507e-08  
a 2.682953884159527 1.5338e-08 au
q 1.916559610584701 1.2085e-07 au
i 13.38596183450875 5.4707e-06 deg
node 104.89056872 2.0655e-05 deg
peri 275.022886594148 2.3647e-05 deg
M 256.4591417125314 1.6542e-05 deg
tp 2459858.165582307616
(2022-Oct-05.66558231)
7.6522e-05 TDB
period 1605.159667204118
4.39
1.3765e-05
3.769e-08
d
yr
n .2242767541169604 1.9232e-09 deg/d
Q 3.449348157734353 1.972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      8947 days (24.50 yr)  
   first obs. used      1996-12-13  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:51:11  

Additional Information
 Earth MOID = .973151 au 
 Jupiter MOID = 2.20609 au 
 T_jup = 3.278 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.47   n/a MPCxxxxx  
diameter diameter 2.607 km 0.550 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.216   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85422 Maedanaoe           Discovered 1996 Dec. 13 at Saji.
Maeda Naoe (1915-2008) is a Japanese-style paint artist from Mochigase in Tottori city. He was active in Kyoto painting circles, and was well-known for "the Machiya series of Kyoto".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-04-22Last Updated: 2016-04-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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