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58561 (1997 ME9)
Classification: Main-belt Asteroid          SPK-ID: 2058561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02933354977584339 3.972e-08  
a 2.688811093395163 1.41e-08 au
q 2.609938719349216 1.0485e-07 au
i 1.933034550460151 4.3625e-06 deg
node 258.083953748411 0.00012595 deg
peri 24.21609940556553 0.00015022 deg
M 183.0889564350024 8.11e-05 deg
tp 2460187.891365040816
(2023-Aug-31.39136504)
0.00036303 TDB
period 1610.418918308061
4.41
1.2668e-05
3.468e-08
d
yr
n .2235443187529264 1.7584e-09 deg/d
Q 2.767683467441109 1.4514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      562  
   data-arc span      8597 days (23.54 yr)  
   first obs. used      1997-06-30  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56269  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:11:08  

Additional Information
 Earth MOID = 1.59337 au 
 Jupiter MOID = 2.25748 au 
 T_jup = 3.371 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.86   n/a E2021B10  
diameter diameter 2.481 km 0.936 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58561 (1997 ME9)          Discovered 1997-Jun-30 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 ME9 = 2000 DZ65 = 2002 TQ252 = 2004 CF130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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