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385987 (2007 BL60)
Classification: Main-belt Asteroid          SPK-ID: 2385987
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1413063515824212 4.8706e-08  
a 2.308641953412697 1.7586e-08 au
q 1.982416181865834 1.1677e-07 au
i 7.687418385014778 7.394e-06 deg
node 346.4293580110767 4.1363e-05 deg
peri 238.2118274430704 4.9529e-05 deg
M 329.4225148778571 2.7233e-05 deg
tp 2459505.325974533962
(2021-Oct-17.82597453)
9.7014e-05 TDB
period 1281.248300039422
3.51
1.464e-05
4.008e-08
d
yr
n .2809759825546096 3.2105e-09 deg/d
Q 2.634867724959558 2.0071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      5201 days (14.24 yr)  
   first obs. used      2007-01-17  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:11:52  

Additional Information
 Earth MOID = .987452 au 
 Jupiter MOID = 2.37677 au 
 T_jup = 3.561 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458000.5 (2017-Sep-04.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418749877759298 4.872e-08  
q 1.980672994978039 1.1683e-07 au
tp 2458224.624936598740
(2018-Apr-16.12493660)
9.6483e-05 TDB
node 346.4700656703912 4.1354e-05 deg
peri 238.3418818151327 4.9451e-05 deg
i 7.689403463101139 7.3947e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      5201 days (14.24 yr)  
   first obs. used      2007-01-17  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:11:52  

Additional Information
 Jupiter MOID = 2.37677 au 
 T_jup = 3.561 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.373664247132727E-15 -5.646969069394117E-15 -7.110597312651672E-13 1.251792428772166E-14 -1.268961320285682E-13 -9.891324995025217E-15
q -5.646969069394117E-15 1.36493566420822E-14 1.533812799367771E-12 -2.999625107702429E-14 2.475118731528476E-13 2.414054090524175E-14
tp -7.110597312651672E-13 1.533812799367771E-12 9.309048765069355E-9 2.821194917946479E-11 2.63991457658674E-9 1.286538865706412E-11
node 1.251792428772166E-14 -2.999625107702429E-14 2.821194917946479E-11 1.710127136922837E-9 -1.684140720356509E-9 -1.001719052605608E-10
peri -1.268961320285682E-13 2.475118731528476E-13 2.63991457658674E-9 -1.684140720356509E-9 2.445397148266393E-9 1.024581029134433E-10
i -9.891324995025217E-15 2.414054090524175E-14 1.286538865706412E-11 -1.001719052605608E-10 1.024581029134433E-10 5.468089246865484E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.40   n/a MPCxxxxx  

385987 (2007 BL60)          Discovered 2007-Jan-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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