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30398 (2000 KM41)
Classification: Main-belt Asteroid          SPK-ID: 2030398
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1974207992596209 3.1454e-08  
a 3.179150296330145 1.8342e-08 au
q 2.551519903862188 1.0241e-07 au
i 13.63862581781981 4.7463e-06 deg
node 197.24928170 1.4855e-05 deg
peri 100.2514460216332 1.8794e-05 deg
M 258.564436029784 1.2791e-05 deg
tp 2459979.881649631161
(2023-Feb-04.38164963)
7.552e-05 TDB
period 2070.451285989638
5.67
1.7918e-05
4.906e-08
d
yr
n .173875136515432 1.5048e-09 deg/d
Q 3.806780688798103 2.1963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1597  
   data-arc span      11122 days (30.45 yr)  
   first obs. used      1990-11-22  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:47:47  

Additional Information
 Earth MOID = 1.58046 au 
 Jupiter MOID = 1.70183 au 
 T_jup = 3.126 
[ 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 13.62   n/a E2021B10  
diameter diameter 10.890 km 0.354 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.66366 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.054   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30398 (2000 KM41)          Discovered 2000-May-30 by Kusnirak, P. at Ondrejov
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

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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
1907-Jun-04 21:05 00:03 Jupiter 1.78003705739149 1.78003605553307 1.78003805930802 0.906310655012575 n/a 2417731.378600757 3.42561933082338 731.889620316827 35.9437815142666 87.2792564564318 7398181.07959053 F 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
1917-Dec-13 00:54 00:02 Jupiter 1.66590465736548 1.66590409612892 1.66590521860251 3.28564824964038 3.12707410822611 2421575.537662202 2.21283479583238 245.790431619795 21.6686234461461 87.5564551993685 1692669.509075 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
1928-Sep-05 16:20 00:02 Jupiter 1.87999743558447 1.87999619144066 1.87999867973469 4.83872925821305 4.74470355526645 2425495.180753886 1.84187016957814 199.498406042006 21.0282702923367 -74.2822498619313 2856634.36776973 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
2014-Oct-21 12:45 < 00:01 Jupiter 1.8324514236785 1.83245077295779 1.83245207439807 1.39981604886268 1.01735721595457 2456952.031058830 0.398595909135335 335.017587567054 95.3760660080545 -13.2939142984465 1118959.03257903 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
2025-Mar-06 08:19 < 00:01 Jupiter 1.70733685423897 1.70733623471822 1.70733747375981 2.39543225429246 2.17850425994058 2460740.846734306 0.497942363943299 97.9291861473019 33.6167423139771 -86.7757883847744 1690257.61719605 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
2035-Nov-09 17:23 < 00:01 Jupiter 1.80115226724187 1.80115170039319 1.80115283409096 4.35299955909559 4.24359177106311 2464641.224426733 0.665748657496731 92.4443834488098 20.9288476192932 -80.9012932846396 2623272.26720669 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
2122-Feb-06 14:14 00:03 Jupiter 1.8603649781907 1.86036407372295 1.8603658826631 2.53876316209658 2.35259860186842 2496141.093020065 2.73421359273335 233.375771590113 27.4967775566677 83.9945262039384 1207266.1760418 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
2132-Jul-09 15:08 00:04 Jupiter 1.7548317881217 1.75483098879894 1.754832599432 1.0526189572863 0.377685481820024 2499947.130399379 3.78342088595744 39004.3171863988 213.651898270314 -56.3443512743595 22399713.3098945 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47
2143-Jan-24 06:59 00:03 Jupiter 1.76804708991049 1.76804629233456 1.76804788750008 3.66775793877245 3.53472821525748 2503797.791105144 3.17666588104633 334.170408297773 21.0778071722809 -87.994989015741 1903474.3634195 T 33 CATAB v2.0g-lin.ifort 2021-Jul-08 19:47:54 2021-Jul-08 19:47

Alternate Designations
 2000 KM41 = 1999 GC27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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