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JPL Small-Body Database Browser
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136834 (1997 UD1)
Classification: Main-belt Asteroid          SPK-ID: 2136834
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09369972653449551 5.417e-08  
a 2.597169347576425 1.7318e-08 au
q 2.35381528994474 1.4211e-07 au
i 8.538019200498312 5.4683e-06 deg
node 269.4651323983157 3.6772e-05 deg
peri 149.267333922575 4.5763e-05 deg
M 29.46427027469866 2.6044e-05 deg
tp 2458475.375596929591
(2018-Dec-22.87559693)
0.0001106 TDB
period 1528.793507709164
4.19
1.5291e-05
4.186e-08
d
yr
n .2354798069095974 2.3553e-09 deg/d
Q 2.84052340520811 1.8941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1997-10-21  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:49:37  

Additional Information
 Earth MOID = 1.37093 au 
 Jupiter MOID = 2.43521 au 
 T_jup = 3.395 
[ 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 15.7   n/a MPC47717  

136834 (1997 UD1)          Discovered 1997-Oct-21 by Pravec, P. at Ondrejov
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1997 UD1 = 2001 UO21 = 2003 BY24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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