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JPL Small-Body Database Browser
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54660 (2000 UJ1)
Classification: Amor [NEO]          SPK-ID: 2054660
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 88 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2807543002783878 4.5796e-08  
a 1.476666921097224 2.1069e-09 au
q 1.062086332920331 6.7142e-08 au
i 46.69230548222494 1.2275e-05 deg
node 223.7208330057547 4.4538e-06 deg
peri 158.0136020319015 1.0143e-05 deg
M 108.8908030140504 7.7572e-06 deg
tp 2458402.251027034606
(2018-Oct-10.75102703)		 1.3896e-05 TDB
period 655.4238585083526
1.79		 1.4027e-06
3.84e-09		 d
yr
n .5492628858816745 1.1755e-09 deg/d
Q 1.891247509274116 2.6984e-09 au
   Orbit Determination Parameters
   # obs. used (total)      384  
   # delay obs. used      0  
   # Doppler obs. used      3  
   data-arc span      6605 days (18.08 yr)  
   first obs. used      2000-10-19  
   last obs. used      2018-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45484  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jan-17 07:14:26  

Additional Information
 Earth MOID = .0873472 au 
 Jupiter MOID = 3.57544 au 
 T_jup = 4.225 
[ 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 17.8   n/a MPO452913  
rotation period rot_per 5.43 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Bevins, E.; McLelland, K. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]

54660 (2000 UJ1)          Discovered 2000-Oct-19 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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