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46684 (1997 AX8)
Classification: Main-belt Asteroid          SPK-ID: 2046684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1468288671526788 4.308e-08  
a 2.251111602881947 7.6669e-09 au
q 1.92058343639654 9.5923e-08 au
i 4.952933938219193 3.5767e-06 deg
node 136.0609419408738 5.6226e-05 deg
peri 218.9871845581089 5.7838e-05 deg
M 151.1068269410403 1.3643e-05 deg
tp 2458682.683897178610
(2019-Jul-18.18389718)
4.6585e-05 TDB
period 1233.65569107236
3.38
6.3024e-06
1.726e-08
d
yr
n .2918156197107709 1.4908e-09 deg/d
Q 2.581639769367354 8.7926e-09 au
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      8844 days (24.21 yr)  
   first obs. used      1997-01-02  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:40:00  

Additional Information
 Earth MOID = .916525 au 
 Jupiter MOID = 2.84513 au 
 T_jup = 3.608 
[ 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 16.15   n/a MPCxxxxx  
diameter diameter 1.784 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46684 (1997 AX8)          Discovered 1997-Jan-02 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 AX8 = 2000 AO80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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