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JPL Small-Body Database Browser
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185534 (2007 WP54)
Classification: Main-belt Asteroid          SPK-ID: 2185534
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02763469051059267 7.2814e-08  
a 3.060514751640228 3.2002e-08 au
q 2.975938373675547 2.1572e-07 au
i 9.318693423271247 8.3735e-06 deg
node 141.6261312498783 4.3245e-05 deg
peri 271.8944498144836 0.00016834 deg
M 190.5388310808236 0.0001609 deg
tp 2459921.072165914890
(2022-Dec-07.57216591)
0.00087427 TDB
period 1955.645543123939
5.35
3.0674e-05
8.398e-08
d
yr
n .1840824382852823 2.8873e-09 deg/d
Q 3.145091129604909 3.2886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      9459 days (25.90 yr)  
   first obs. used      1993-05-14  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60204  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:20:19  

Additional Information
 Earth MOID = 2.00501 au 
 Jupiter MOID = 1.96049 au 
 T_jup = 3.213 
[ 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 15.3   n/a MPO257837  

185534 (2007 WP54)          Discovered 2007-Nov-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2007 WP54 = 2003 GT25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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