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385981 (2007 AH27)
Classification: Main-belt Asteroid          SPK-ID: 2385981
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1969637001057169 5.4739e-08  
a 2.284479119337935 1.6189e-08 au
q 1.834519659178886 1.2947e-07 au
i 4.929339111896259 8.7237e-06 deg
node 302.9286825212587 7.7952e-05 deg
peri 103.8643229177631 8.2e-05 deg
M 129.4135309904626 2.4694e-05 deg
tp 2458943.126217537737
(2020-Apr-03.62621754)
8.4344e-05 TDB
period 1261.186217834076
3.45
1.3407e-05
3.671e-08
d
yr
n .2854455550729482 3.0343e-09 deg/d
Q 2.734438579496985 1.9378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      7742 days (21.20 yr)  
   first obs. used      2000-01-28  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61703  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:11:52  

Additional Information
 Earth MOID = .851317 au 
 Jupiter MOID = 2.66959 au 
 T_jup = 3.572 
[ 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 18.05   n/a MPCxxxxx  

385981 (2007 AH27)          Discovered 2007-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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