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72322 (2001 BB49)
Classification: Main-belt Asteroid          SPK-ID: 2072322
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281684402153369 5.0473e-08  
a 2.652482123060315 1.6099e-08 au
q 2.312517626648609 1.2697e-07 au
i 12.26742711811735 3.6421e-06 deg
node 265.5339447884007 2.1734e-05 deg
peri 303.0785948185478 2.5889e-05 deg
M 202.4542964963491 1.5721e-05 deg
tp 2460087.027832977891
(2023-May-22.52783298)
7.1152e-05 TDB
period 1577.891458438153
4.32
1.4365e-05
3.933e-08
d
yr
n .2281525754352834 2.0771e-09 deg/d
Q 2.992446619472021 1.8162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      7724 days (21.15 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46181  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:25  

Additional Information
 Earth MOID = 1.33093 au 
 Jupiter MOID = 2.10158 au 
 T_jup = 3.346 
[ 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 14.79   n/a MPCxxxxx  
diameter diameter 3.149 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 85.7556 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.282   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72322 (2001 BB49)          Discovered 2001-Jan-21 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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