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17610 (1995 UJ1)
Classification: Main-belt Asteroid          SPK-ID: 2017610
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09762810693635858 3.3511e-08  
a 2.985543515187269 1.5749e-08 au
q 2.694070553623414 1.0292e-07 au
i 10.09810078963678 3.5493e-06 deg
node 195.8997854334378 2.0918e-05 deg
peri 171.3714345988839 2.8445e-05 deg
M 291.6749852630841 2.0868e-05 deg
tp 2459358.110917125280
(2021-May-23.61091713)
0.0001106 TDB
period 1884.228355614867
5.16
1.491e-05
4.082e-08
d
yr
n .1910596446164423 1.5118e-09 deg/d
Q 3.277016476751123 1.7287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1873  
   data-arc span      23918 days (65.48 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:12:15  

Additional Information
 Earth MOID = 1.6937 au 
 Jupiter MOID = 2.19167 au 
 T_jup = 3.227 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456966.5 (2014-Nov-05.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09981082861695093 3.3328e-08  
q 2.683614742873309 1.0225e-07 au
tp 2457483.337432860688
(2016-Apr-04.83743286)
0.00010272 TDB
node 196.0427789597103 2.0888e-05 deg
peri 172.5504502850546 2.8209e-05 deg
i 10.11084021449722 3.553e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1873  
   data-arc span      23918 days (65.48 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:12:15  

Additional Information
 Jupiter MOID = 2.19167 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.110724238331615E-15 -3.377006253962026E-15 -6.574504840846687E-13 -4.057275888054275E-15 -9.2509782296046E-14 -1.345076032326498E-15
q -3.377006253962026E-15 1.045538798035727E-14 2.463464925303405E-12 1.242135019672035E-14 3.583617627583138E-13 4.494224806098037E-15
tp -6.574504840846687E-13 2.463464925303405E-12 1.055065798765158E-8 1.125133514426916E-11 1.962562648990191E-9 4.936499002603208E-12
node -4.057275888054275E-15 1.242135019672035E-14 1.125133514426916E-11 4.363134301195438E-10 -4.273266783101636E-10 -4.960425612749062E-12
peri -9.2509782296046E-14 3.583617627583138E-13 1.962562648990191E-9 -4.273266783101636E-10 7.957509415225685E-10 5.789551330583014E-12
i -1.345076032326498E-15 4.494224806098037E-15 4.936499002603208E-12 -4.960425612749062E-12 5.789551330583014E-12 1.262358866622942E-11

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 12.8   n/a MPO449080  
diameter diameter 8.988 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.93 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.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.151   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17610 (1995 UJ1)          Discovered 1995-Oct-23 by di Cicco, D. at Sudbury
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

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