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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376408000829007 1.6137e-08  
a 2.268192036860143 4.7029e-09 au
q 1.955996270165049 3.7131e-08 au
i 4.547183888685173 7.946e-07 deg
node 221.0407379237491 6.0174e-06 deg
peri 196.5942545646367 6.57e-06 deg
M 108.2811895636039 6.8264e-06 deg
tp 2459021.208544711454
(2020-Jun-20.70854471)
2.3243e-05 TDB
period 1247.72293736685
3.42
3.8806e-06
1.062e-08
d
yr
n .2885255926766332 8.9736e-10 deg/d
Q 2.580387803555237 5.3502e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3033  
   data-arc span      29072 days (79.59 yr)  
   first obs. used      1941-11-16  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43706  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 22:07:06  

Additional Information
 Earth MOID = .967955 au 
 Jupiter MOID = 2.73664 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 13.10   n/a MPO614063  
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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