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37570 (1989 UD1)
Classification: Main-belt Asteroid          SPK-ID: 2037570
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .11979610985659 6.8911e-08  
a 2.350477619799427 1.6779e-08 AU
q 2.068899544642478 1.6955e-07 AU
i 6.333683055073921 7.9518e-06 deg
node 1.905279843942341 4.7331e-05 deg
peri 35.53460438271096 5.6113e-05 deg
M 331.6246264579012 3.1251e-05 deg
tp 2457104.246079531026
(2015-Mar-22.74607953)
0.00011468 JED
period 1316.232492085348
3.60
1.4094e-05
3.859e-08
d
yr
n .2735079115313746 2.9287e-09 deg/d
Q 2.632055694956375 1.8789e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      9210 days (25.22 yr)  
   first obs. used      1989-09-24  
   last obs. used      2014-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55036  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:19:06  

Additional Information
 Earth MOID = 1.07871 AU 
 T_jup = 3.540 
[ 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 14.9 mag n/a MPO302282  

37570 (1989 UD1)          Discovered 1989-Oct-25 by Oshima, Y. at Gekko
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 UD1 = 1998 BO47 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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