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2905 Plaskett (1982 BZ2)
Classification: Main-belt Asteroid          SPK-ID: 2002905
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09456072675127974 1.2356e-08  
a 2.803802535114023 1.1701e-08 au
q 2.53867292972656 3.512e-08 au
i 8.900103191724332 5.4685e-07 deg
node 9.822219799063319 4.439e-06 deg
peri 220.5891375582262 1.4275e-05 deg
M 13.80658073131208 1.0867e-05 deg
tp 2459134.733731845163
(2020-Oct-12.23373185)
5.1773e-05 TDB
period 1714.824039093674
4.69
1.0735e-05
2.939e-08
d
yr
n .2099340759126917 1.3142e-09 deg/d
Q 3.068932140501486 1.2808e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2643  
   data-arc span      17497 days (47.90 yr)  
   first obs. used      1973-03-26  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43092  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:26:51  

Additional Information
 Earth MOID = 1.53581 au 
 Jupiter MOID = 1.93534 au 
 T_jup = 3.300 
[ 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 12.06   n/a E2021B10  
diameter diameter 10.224 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.273   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2905 Plaskett (1982 BZ2)          Discovered 1982-Jan-24 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1982 BZ2 = 1973 FJ2 = 1973 FP = 1978 GV3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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