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2892 Filipenko (1983 AX2)
Classification: Main-belt Asteroid          SPK-ID: 2002892
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2032909384694339 3.7908e-08  
a 3.176734096163912 1.9917e-08 au
q 2.530932840486901 1.1769e-07 au
i 17.00203925997854 5.696e-06 deg
node 325.8259743491309 1.4917e-05 deg
peri 93.77597905436748 2.1329e-05 deg
M 269.6872649029074 1.4533e-05 deg
tp 2459519.319412563969
(2021-Oct-31.81941256)
8.4294e-05 TDB
period 2068.091375177958
5.66
1.945e-05
5.325e-08
d
yr
n .1740735464210435 1.6371e-09 deg/d
Q 3.822535351840923 2.3966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2734  
   data-arc span      24331 days (66.61 yr)  
   first obs. used      1953-09-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38094  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:46:36  

Additional Information
 Earth MOID = 1.61259 au 
 Jupiter MOID = 1.79726 au 
 T_jup = 3.101 
[ 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 10.2   n/a MPO435725  
diameter diameter 69.492 km 0.396 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 14.00 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2005) Minor Planet Bull. 32, 27-28.]
geometric albedo albedo 0.030   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2892 Filipenko (1983 AX2)          Discovered 1983-Jan-13 by Karachkina, L. G. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 AX2 = 1936 QK1 = 1953 SB = 1953 SL = 1955 DO = 1957 KP = 1964 PA = A910 CK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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