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146261 (2001 BA10)
Classification: Main-belt Asteroid          SPK-ID: 2146261
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772546504734497 6.6552e-08  
a 3.14424585820639 3.1364e-08 au
q 2.586913657607425 2.021e-07 au
i 26.93591338226495 6.3418e-06 deg
node 82.1050870368387 1.4133e-05 deg
peri 106.9003469035752 2.21e-05 deg
M 111.6779888800243 1.5201e-05 deg
tp 2458568.760173416924
(2019-Mar-26.26017342)
8.5983e-05 TDB
period 2036.447287873634
5.58
3.0471e-05
8.343e-08
d
yr
n .176778452427264 2.6451e-09 deg/d
Q 3.701578058805356 3.6924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      7172 days (19.64 yr)  
   first obs. used      2000-11-27  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52528  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:00:24  

Additional Information
 Earth MOID = 1.7088 au 
 Jupiter MOID = 1.73294 au 
 T_jup = 3.019 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457387.5 (2015-Dec-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1751544874534389 6.6477e-08  
q 2.592359832773102 2.0021e-07 au
tp 2456531.096370791074
(2013-Aug-26.59637079)
9.2704e-05 TDB
node 82.18338625845868 1.4114e-05 deg
peri 106.4238619789877 2.2399e-05 deg
i 26.96995532108003 6.3459e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      7172 days (19.64 yr)  
   first obs. used      2000-11-27  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52528  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:00:24  

Additional Information
 Jupiter MOID = 1.73294 au 
 T_jup = 3.019 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.419240062453931E-15 -1.321863622679048E-14 2.076042393651022E-13 1.946815011562407E-14 1.278866103457702E-13 -1.802880649390971E-14
q -1.321863622679048E-14 4.008217911185692E-14 -1.406596434435132E-12 -5.221838330595894E-14 -4.922646741700765E-13 5.85141171584929E-14
tp 2.076042393651022E-13 -1.406596434435132E-12 8.594031433326082E-9 -1.159248286463419E-11 1.658040305911533E-9 -9.466895786213267E-13
node 1.946815011562407E-14 -5.221838330595894E-14 -1.159248286463419E-11 1.992125988625917E-10 -1.785781339609718E-10 -2.633436516644429E-11
peri 1.278866103457702E-13 -4.922646741700765E-13 1.658040305911533E-9 -1.785781339609718E-10 5.017025150848058E-10 2.351809060017925E-11
i -1.802880649390971E-14 5.85141171584929E-14 -9.466895786213267E-13 -2.633436516644429E-11 2.351809060017925E-11 4.027059231613705E-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 14.46   n/a E2021B55  
diameter diameter 8.008 km 0.851 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146261 (2001 BA10)          Discovered 2001-Jan-19 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Alternate Designations
 2001 BA10 = 2002 DF2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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