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18885 (2000 AH80)
Classification: Main-belt Asteroid          SPK-ID: 2018885
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1614780063756722 3.2809e-08  
a 2.192848566622908 5.034e-09 au
q 1.83875175180089 7.2944e-08 au
i 3.521704599268633 3.5582e-06 deg
node 177.5445009135472 4.8333e-05 deg
peri 189.9832677582349 4.9129e-05 deg
M 300.4709205712876 9.1175e-06 deg
tp 2459592.627302240466
(2022-Jan-13.12730224)
3.024e-05 TDB
period 1186.072915693581
3.25
4.0842e-06
1.118e-08
d
yr
n .3035226546670468 1.0452e-09 deg/d
Q 2.546945381444926 5.8468e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2000  
   data-arc span      11552 days (31.63 yr)  
   first obs. used      1989-11-06  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48909  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:43:01  

Additional Information
 Earth MOID = .836718 au 
 Jupiter MOID = 2.91543 au 
 T_jup = 3.652 
[ 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 14.77   n/a E2021B10  
diameter diameter 2.649 km 0.739 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.642 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.252   0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18885 (2000 AH80)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 AH80 = 1998 MV19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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