Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
17610 (1995 UJ1)
Classification: Main-belt Asteroid          SPK-ID: 2017610
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0962762498399915 2.3996e-08  
a 2.9815568794932 1.3597e-08 au
q 2.694503764450967 7.4383e-08 au
i 10.10709204105068 4.9645e-07 deg
node 195.8098113721506 4.0376e-06 deg
peri 171.6707684676075 1.5697e-05 deg
M 7.144375678654495 1.3136e-05 deg
tp 2459359.181441691802
(2021-May-24.68144169)
6.8531e-05 TDB
period 1880.455563260829
5.15
1.2863e-05
3.522e-08
d
yr
n .1914429710722529 1.3096e-09 deg/d
Q 3.268609994535432 1.4906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2191  
   data-arc span      24337 days (66.63 yr)  
   first obs. used      1954-12-22  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 21:59:38  

Additional Information
 Earth MOID = 1.69333 au 
 Jupiter MOID = 2.20175 au 
 T_jup = 3.229 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457242.5 (2015-Aug-08.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09975121653473056 2.3884e-08  
q 2.684322863270568 7.4262e-08 au
tp 2457482.868248167051
(2016-Apr-04.36824817)
6.3178e-05 TDB
node 196.0332269070153 4.0222e-06 deg
peri 172.4371814621041 1.5254e-05 deg
i 10.11074895802751 4.9542e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2191  
   data-arc span      24337 days (66.63 yr)  
   first obs. used      1954-12-22  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 21:59:38  

Additional Information
 Jupiter MOID = 2.20175 au 
 T_jup = 3.229 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.70461986954246E-16 -1.750447393157977E-15 -4.367549821852084E-13 1.42640054487318E-14 -5.673035338949666E-14 -3.440462632324355E-15
q -1.750447393157977E-15 5.514870875258464E-15 1.421407524276261E-12 -4.833586606259258E-14 1.919607595333302E-13 1.126547048608282E-14
tp -4.367549821852084E-13 1.421407524276261E-12 3.991496410799516E-9 -1.118269281667464E-10 9.280551011109388E-10 1.572366290835568E-11
node 1.42640054487318E-14 -4.833586606259258E-14 -1.118269281667464E-10 1.61780106907565E-11 -3.850405839290224E-11 -1.267333327021744E-12
peri -5.673035338949666E-14 1.919607595333302E-13 9.280551011109388E-10 -3.850405839290224E-11 2.32694404560165E-10 4.38241383984723E-12
i -3.440462632324355E-15 1.126547048608282E-14 1.572366290835568E-11 -1.267333327021744E-12 4.38241383984723E-12 2.454421404088365E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.84   n/a E2021B10  
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. 2020-October); 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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-18 13:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin