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232938 (2005 BL28)
Classification: Main-belt Asteroid          SPK-ID: 2232938
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08193870439051683 6.3466e-08  
a 3.142692253856608 3.9678e-08 au
q 2.885184122277484 2.0207e-07 au
i 8.460057811306816 6.0819e-06 deg
node 291.6712182576221 3.7541e-05 deg
peri 217.6928972808689 4.8409e-05 deg
M 257.7124576398107 3.1619e-05 deg
tp 2459578.691167112706
(2021-Dec-30.19116711)
0.00018321 TDB
period 2034.938129881069
5.57
3.8538e-05
1.055e-07
d
yr
n .1769095554866034 3.3504e-09 deg/d
Q 3.400200385435732 4.2929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6274 days (17.18 yr)  
   first obs. used      2002-08-28  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:51:30  

Additional Information
 Earth MOID = 1.90279 au 
 Jupiter MOID = 1.67747 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457457.5 (2016-Mar-10.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08090674629835223 6.4092e-08  
q 2.889422061654982 2.039e-07 au
tp 2457553.131014259652
(2016-Jun-13.63101426)
0.00017177 TDB
node 291.8639258588203 3.7523e-05 deg
peri 219.3002890864568 4.8536e-05 deg
i 8.459735532131962 6.0866e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6274 days (17.18 yr)  
   first obs. used      2002-08-28  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:51:30  

Additional Information
 Jupiter MOID = 1.67747 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.107807869507045E-15 -1.285664024404817E-14 -5.863897085815754E-13 6.855023432603249E-15 -1.232814367377673E-15 4.749891473543296E-15
q -1.285664024404817E-14 4.157377270919015E-14 3.20900379620442E-12 -1.731800900529311E-14 2.28933798395466E-13 -1.217484758438802E-14
tp -5.863897085815754E-13 3.20900379620442E-12 2.950535784123292E-8 -3.272765123330916E-11 5.323803100762458E-9 -1.626876548488888E-12
node 6.855023432603249E-15 -1.731800900529311E-14 -3.272765123330916E-11 1.407969893491114E-9 -1.397978204926191E-9 7.180480731881164E-11
peri -1.232814367377673E-15 2.28933798395466E-13 5.323803100762458E-9 -1.397978204926191E-9 2.355775173471259E-9 -7.130552378201688E-11
i 4.749891473543296E-15 -1.217484758438802E-14 -1.626876548488888E-12 7.180480731881164E-11 -7.130552378201688E-11 3.704652490661775E-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 15.3   n/a MPO454683  

232938 (2005 BL28)          Discovered 2005-Jan-31 by Lowe, A. at Mayhill
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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