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27158 (1998 YZ29)
Classification: Main-belt Asteroid          SPK-ID: 2027158
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0544823224915431 4.406e-08  
a 2.987576115195389 1.5705e-08 au
q 2.824806029819282 1.3361e-07 au
i 11.33940837756618 4.7716e-06 deg
node 65.52961360184536 2.9381e-05 deg
peri 68.05146877632524 6.4357e-05 deg
M 49.99104905366279 5.5069e-05 deg
tp 2458738.581216700079
(2019-Sep-12.08121670)
0.00028881 TDB
period 1886.152896826694
5.16
1.4872e-05
4.072e-08
d
yr
n .190864696391089 1.505e-09 deg/d
Q 3.150346200571495 1.656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1931  
   data-arc span      10091 days (27.63 yr)  
   first obs. used      1992-11-27  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49835  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:24:53  

Additional Information
 Earth MOID = 1.8637 au 
 Jupiter MOID = 1.96113 au 
 T_jup = 3.225 
[ show covariance matrix ]

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 13.0   n/a MPO502360  
diameter diameter 8.348 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.181   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27158 (1998 YZ29)          Discovered 1998-Dec-27 by LONEOS at Anderson Mesa
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1904-Apr-01 15:01 00:03 Jupiter 1.96516600639282 1.9651654436339 1.96516656915229 3.47418343003722 3.34782226244902 2416572.125630682 2.66501468789998 239.519518189107 21.2165531712599 -85.9399142961029 2261209.71035349 T 25 CATAB v2.0f-lin.ifort 2020-Nov-13 01:24:58 2020-Nov-13 01:24
1986-Aug-09 22:03 < 00:01 Jupiter 1.98639749789788 1.98639693278309 1.98639806301257 2.9634865591167 2.81592432576651 2446652.418711537 0.699425745191246 79.2417635562138 19.8344533723131 -89.9330574751689 2329171.1352862 T 25 CATAB v2.0f-lin.ifort 2020-Nov-13 01:24:58 2020-Nov-13 01:24
2023-May-11 05:49 < 00:01 Jupiter 1.96183363092326 1.96183308857339 1.96183417327336 3.96437129886444 3.85392513330894 2460075.742429664 0.317978168067866 117.0916329394 21.1407858490167 -84.2708776426405 2545722.67163111 T 25 CATAB v2.0f-lin.ifort 2020-Nov-13 01:24:58 2020-Nov-13 01:24
2105-Sep-27 10:17 00:02 Jupiter 1.95857847202722 1.95857791236205 1.95857903169284 3.35119928310052 3.21956528647273 2490164.928425103 2.31435957727789 213.018430311916 21.0202911581688 -85.3681943595738 2227584.03389282 T 25 CATAB v2.0f-lin.ifort 2020-Nov-13 01:24:58 2020-Nov-13 01:24
2142-Jun-13 03:47 00:03 Jupiter 1.98384263949083 1.98384180502087 1.98384347396125 4.37089241344008 4.27209309575094 2503572.657892584 2.95720431205235 99.051704626225 28.9671326153822 -76.9174883166173 1731121.41750219 T 25 CATAB v2.0f-lin.ifort 2020-Nov-13 01:24:58 2020-Nov-13 01:24
2188-Feb-04 23:24 00:05 Jupiter 1.98847473008496 1.98847389582594 1.98847556435189 2.92012182288399 2.77041144456799 2520245.475215095 4.50903843743944 286.022678978263 22.6500963614006 -81.731314489948 2487126.32706541 T 25 CATAB v2.0f-lin.ifort 2020-Nov-13 01:24:58 2020-Nov-13 01:24

Alternate Designations
 1998 YZ29 = 1997 UK25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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