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187618 (2007 AM22)
Classification: Main-belt Asteroid          SPK-ID: 2187618
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1259880098714577 5.0943e-08  
a 3.126566173055547 3.1071e-08 au
q 2.732656323180859 1.5286e-07 au
i 8.809508187165363 5.5038e-06 deg
node 74.82785967793122 3.908e-05 deg
peri 357.5820498815597 4.6178e-05 deg
M 234.2082043534219 2.607e-05 deg
tp 2459906.085553080512
(2022-Nov-22.58555308)
0.00015145 TDB
period 2019.295438175058
5.53
3.0101e-05
8.241e-08
d
yr
n .1782800045967274 2.6576e-09 deg/d
Q 3.520476022930235 3.4986e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6750 days (18.48 yr)  
   first obs. used      2000-11-26  
   last obs. used      2019-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53489  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:09  

Additional Information
 Earth MOID = 1.74697 au 
 Jupiter MOID = 1.7628 au 
 T_jup = 3.184 
[ 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 MPO436928  

187618 (2007 AM22)          Discovered 2007-Jan-14 by Nyukasa at Nyukasa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2007 AM22 = 2000 WA176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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