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17495 (1992 DY)
Classification: Main-belt Asteroid          SPK-ID: 2017495
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 .1052279314680606 8.3527e-09  
a 2.211184031594491 5.3838e-09 au
q 1.978505709854596 1.78e-08 au
i 5.90283136397251 6.8371e-07 deg
node 112.4217740479273 3.4721e-06 deg
peri 110.6223204521685 8.1923e-06 deg
M 281.0006992159248 7.8189e-06 deg
tp 2459660.046047656701
(2022-Mar-21.54604766)
2.6473e-05 TDB
period 1200.979960768688
3.29
4.3862e-06
1.201e-08
d
yr
n .2997552097118937 1.0948e-09 deg/d
Q 2.443862353334386 5.9503e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2530  
   data-arc span      25376 days (69.48 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:23:40  

Additional Information
 Earth MOID = .978809 au 
 Jupiter MOID = 2.54139 au 
 T_jup = 3.643 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457203.5 (2015-Jun-30.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051202923656185 8.3614e-09  
q 1.978439510272719 1.7818e-08 au
tp 2457258.828000331408
(2015-Aug-24.32800033)
2.4161e-05 TDB
node 112.4450021531352 3.4739e-06 deg
peri 110.7259395924686 8.1953e-06 deg
i 5.901551772967991 6.8353e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2530  
   data-arc span      25376 days (69.48 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:23:40  

Additional Information
 Jupiter MOID = 2.54139 au 
 T_jup = 3.643 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.991250261888546E-17 -1.438290298966692E-16 -3.208258920967785E-14 1.694066638025718E-14 -2.446951702802442E-14 -6.745359186349987E-17
q -1.438290298966692E-16 3.174689102414235E-16 8.194908506327924E-14 -3.717454786859583E-14 5.740970839400686E-14 1.899384593306402E-16
tp -3.208258920967785E-14 8.194908506327924E-14 5.837499081068894E-10 4.96153749309094E-12 1.844525049327985E-10 2.048954840753862E-12
node 1.694066638025718E-14 -3.717454786859583E-14 4.96153749309094E-12 1.206792096322644E-11 -8.526070026349207E-12 5.1968743012142E-13
peri -2.446951702802442E-14 5.740970839400686E-14 1.844525049327985E-10 -8.526070026349207E-12 6.716247415274022E-11 1.839738790785049E-13
i -6.745359186349987E-17 1.899384593306402E-16 2.048954840753862E-12 5.1968743012142E-13 1.839738790785049E-13 4.672166447069429E-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 13.96   n/a MPCxxxxx  
diameter diameter 3.734 km 0.654 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 84.796 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.]
geometric albedo albedo 0.257   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

17495 (1992 DY)          Discovered 1992-Feb-27 by Kawasato, N. at Uenohara
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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