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5457 Queen's (1980 TW5)
Classification: Main-belt Asteroid          SPK-ID: 2005457
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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02444479199217785 1.7285e-08  
a 3.072923231650548 1.3812e-08 au
q 2.99780626244492 5.7074e-08 au
i 3.938534304279531 7.898e-07 deg
node 269.6740373971599 2.0712e-05 deg
peri 50.47053585841012 5.0231e-05 deg
M 217.8228861033111 4.0834e-05 deg
tp 2459977.557553344135
(2023-Feb-02.05755334)
0.00022315 TDB
period 1967.550975940884
5.39
1.3265e-05
3.632e-08
d
yr
n .1829685758600729 1.2336e-09 deg/d
Q 3.148040200856177 1.4149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3052  
   data-arc span      26430 days (72.36 yr)  
   first obs. used      1948-11-03  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41624  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:34:13  

Additional Information
 Earth MOID = 1.98404 au 
 Jupiter MOID = 1.9413 au 
 T_jup = 3.226 
[ 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 12.24   n/a E2021B10  
diameter diameter 20.553 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.326 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.048   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5457 Queen's (1980 TW5)          Discovered 1980-Oct-09 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1980 TW5 = 1988 BL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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