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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06337602328359386 3.7217e-08  
a 3.032871038796473 1.6769e-08 au
q 2.840659733225571 1.2193e-07 au
i 8.747773299612588 3.7531e-06 deg
node 270.0095061366463 2.4532e-05 deg
peri 128.0642803616917 4.3834e-05 deg
M 271.6608117778543 3.7213e-05 deg
tp 2459473.902171994291
(2021-Sep-16.40217199)
0.00020089 TDB
period 1929.209282401138
5.28
1.6e-05
4.381e-08
d
yr
n .1866049491281401 1.5476e-09 deg/d
Q 3.225082344367376 1.7831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2328  
   data-arc span      11354 days (31.09 yr)  
   first obs. used      1989-09-28  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42487  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:58:27  

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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