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2961 Katsurahama (1982 XA)
Classification: Main-belt Asteroid          SPK-ID: 2002961
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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375578119941899 1.6533e-08  
a 2.268337912337099 4.7617e-09 au
q 1.956310312252539 3.8168e-08 au
i 4.54693929510716 7.967e-07 deg
node 221.048534582644 6.0292e-06 deg
peri 196.6190937802004 6.6429e-06 deg
M 51.70993286537259 6.9095e-06 deg
tp 2459021.261406502348
(2020-Jun-20.76140650)
2.3743e-05 TDB
period 1247.843307535295
3.42
3.9292e-06
1.076e-08
d
yr
n .2884977607573678 9.0842e-10 deg/d
Q 2.580365512421659 5.4167e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2825  
   data-arc span      28977 days (79.33 yr)  
   first obs. used      1941-11-16  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44438  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:38:43  

Additional Information
 Earth MOID = .967951 au 
 Jupiter MOID = 2.73584 au 
 T_jup = 3.598 
[ 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 13.09   n/a MPCxxxxx  
diameter diameter 5.745 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 2.936 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2000) Minor Planet Bull. 27, 20-21.]
[Warner, B.D. (2011) Minor Planet Bull. 38, 63-65.]
[Kryszczynska, A.; Colas, F.; Polinska, M.; Hirsch, R.; et al. (2012) Astron. Astrophys. 546, A72.]
geometric albedo albedo 0.338   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2961 Katsurahama (1982 XA)          Discovered 1982-Dec-07 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 XA = 1941 WZ = 1951 UD = 1968 QH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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