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17446 Mopaku (1990 BC2)
Classification: Main-belt Asteroid          SPK-ID: 2017446
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06664139300556453 1.42e-08  
a 2.429022311833234 8.1672e-09 au
q 2.267148881331071 3.7325e-08 au
i 5.980896976511397 7.2492e-07 deg
node 203.6651886614849 8.285e-06 deg
peri 313.7241913869676 1.6515e-05 deg
M 30.36020249807414 1.5486e-05 deg
tp 2459083.886764280195
(2020-Aug-22.38676428)
5.9386e-05 TDB
period 1382.756418103365
3.79
6.9739e-06
1.909e-08
d
yr
n .260349541890963 1.3131e-09 deg/d
Q 2.590895742335397 8.7114e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2356  
   data-arc span      11366 days (31.12 yr)  
   first obs. used      1990-01-23  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47692  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:03:30  

Additional Information
 Earth MOID = 1.2795 au 
 Jupiter MOID = 2.39327 au 
 T_jup = 3.498 
[ 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 13.56   n/a E2021B10  
diameter diameter 4.820 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17446 Mopaku           Discovered 1990 Jan. 23 by R. Rajamohan at Kavalur.
The name Mopaku honors three assistants involved with the observations of minor planets at Kavular: Venkatachala Moorthy, Arvind Paranjpye and Kamatchiappan Kuppuswamy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090409/MPCPages.arcLast Updated: 2009-04-10

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Alternate Designations
 1990 BC2 = 1996 VC30 = 1998 FP62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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