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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2032909269839254 3.5e-08  
a 3.176734090773483 1.8523e-08 au
q 2.530932872678704 1.1053e-07 au
i 17.00203815265508 5.599e-06 deg
node 325.8259687504386 1.4131e-05 deg
peri 93.77598759698787 2.0431e-05 deg
M 269.6872635989092 1.4486e-05 deg
tp 2459519.319418734510
(2021-Oct-31.81941873)
8.4134e-05 TDB
period 2068.091369914108
5.66
1.8088e-05
4.952e-08
d
yr
n .1740735468641076 1.5225e-09 deg/d
Q 3.822535308868262 2.2289e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2831  
   data-arc span      24381 days (66.75 yr)  
   first obs. used      1953-09-16  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37607  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:51:03  

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1901-Dec-20 08:30 00:02 Jupiter 1.8485621764437 1.84856157553741 1.84856277735502 4.77660829503227 4.67969812591735 2415738.854402983 2.2715117024028 457.142872847183 25.5310179260894 88.1697355875801 2517450.93288903 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 15:51:18 2020-Jun-23 15:51
2008-Dec-06 05:08 < 00:01 Jupiter 1.82181423900577 1.82181366507682 1.82181481293606 5.02476643807394 4.93137006393188 2454806.713741859 0.307277582060528 227.761770263638 24.0664720418668 87.0178481131421 2753383.23411819 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 15:51:18 2020-Jun-23 15:51
2019-Sep-02 02:29 < 00:01 Jupiter 1.9487651886983 1.94876437976442 1.9487659976334 3.4026825162845 3.2724542468312 2458728.603279971 0.494463870790144 163.502054454336 32.5757129361143 84.4179868317362 1751691.47256713 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 15:51:18 2020-Jun-23 15:51
2115-Nov-17 22:13 00:02 Jupiter 1.81641414752428 1.81641337721428 1.81641491783489 5.19944629149243 5.10897350245619 2493868.425817307 2.04744845044194 372.305663786419 35.4717993312985 -89.5269977019554 2408826.73379522 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 15:51:18 2020-Jun-23 15:51
2126-Aug-30 17:09 00:03 Jupiter 1.882360314449 1.88235906656061 1.88236156236135 3.93069726925694 3.81450168759667 2497807.214620256 2.59983697577449 398.95315963308 30.1308460949185 80.7980673714026 1625415.45776499 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 15:51:18 2020-Jun-23 15:51

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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