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5457 Queen's (1980 TW5)
Classification: Main-belt Asteroid          SPK-ID: 2005457
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02220733828590403 5.9131e-08  
a 3.077637358061004 2.5683e-08 AU
q 3.009291224129207 1.8011e-07 AU
i 3.941338184620724 5.603e-06 deg
node 269.8620669269335 8.9048e-05 deg
peri 44.36848015937936 0.0001632 deg
M 181.4377929799835 0.00013867 deg
tp 2457978.663918122235
(2017-Aug-13.16391812)
0.00076221 JED
period 1972.080298517649
5.40
2.4686e-05
6.759e-08
d
yr
n .1825483476867553 2.2851e-09 deg/d
Q 3.145983491992801 2.6254e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1448  
   data-arc span      24329 days (66.61 yr)  
   first obs. used      1948-11-03  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46788  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:51:32  

Additional Information
 Earth MOID = 1.99731 AU 
 T_jup = 3.225 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.1 mag n/a MPO337299  
rotation period rot_per 4.3257 h n/a LCDB (Rev. 2015-July); 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., in press.]

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 | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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