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11610 (1995 XJ1)
Classification: Main-belt Asteroid          SPK-ID: 2011610
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06337602987143071 3.8382e-08  
a 3.032871043112569 1.7646e-08 au
q 2.840659717288069 1.2414e-07 au
i 8.747771492063267 4.1249e-06 deg
node 270.0095147283608 2.5767e-05 deg
peri 128.0642761876894 4.4623e-05 deg
M 271.6608061164415 3.7736e-05 deg
tp 2459473.902203343871
(2021-Sep-16.40220334)
0.00020389 TDB
period 1929.209286519341
5.28
1.6837e-05
4.61e-08
d
yr
n .1866049487298023 1.6286e-09 deg/d
Q 3.225082368937068 1.8765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2104  
   data-arc span      11265 days (30.84 yr)  
   first obs. used      1989-09-28  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44325  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:26:04  

Additional Information
 Earth MOID = 1.8595 au 
 Jupiter MOID = 2.09226 au 
 T_jup = 3.222 
[ 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 12.4   n/a MPO358743  
diameter diameter 11.212 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.825 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.179   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11610 (1995 XJ1)          Discovered 1995-Dec-15 by Kobayashi, T. at Oizumi
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 XJ1 = 1989 SX12 = 1993 LB2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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