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JPL Small-Body Database Browser
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109869 (2001 RH149)
Classification: Main-belt Asteroid          SPK-ID: 2109869
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06276046814811714 4.0676e-08  
a 3.024262812918594 2.9836e-08 au
q 2.834458662976882 1.2432e-07 au
i 10.03875917821732 5.6281e-06 deg
node 139.3800878613364 4.2815e-05 deg
peri 141.855132925037 8.2337e-05 deg
M 198.8777328865133 7.2053e-05 deg
tp 2459460.267024485972
(2021-Sep-02.76702449)
0.00038871 TDB
period 1921.0015745182
5.26
2.8428e-05
7.783e-08
d
yr
n .1874022409847793 2.7732e-09 deg/d
Q 3.214066962860307 3.1709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      6307 days (17.27 yr)  
   first obs. used      2001-09-10  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61092  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:55:02  

Additional Information
 Earth MOID = 1.82515 au 
 Jupiter MOID = 1.96655 au 
 T_jup = 3.219 
[ 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 14.8   n/a MPO436527  
diameter diameter 4.406 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109869 (2001 RH149)          Discovered 2001-Sep-10 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1928-Jun-18 17:37 00:04 Jupiter 1.95749297102404 1.95749216620022 1.95749377585052 3.47134235723055 3.34436871792847 2425416.234086077 3.93441280423999 241.644243804761 27.4653875396633 -89.7705861599435 1854399.54176441 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55
1975-Aug-28 07:49 00:02 Jupiter 1.97597131720503 1.97597056386995 1.97597207054034 3.73972538605266 3.62328901412428 2442652.825395165 1.73381876321867 117.364963373247 29.0979904444696 -86.658423149626 1960491.1359743 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55
2013-Sep-01 17:26 < 00:01 Jupiter 1.99632864928303 1.99632808291355 1.99632921565262 3.27309502850913 3.14079143402065 2456537.226490809 0.309391002930111 70.7669550143987 22.395011616573 77.9506788967537 3247908.50111073 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55
2022-Nov-06 13:15 < 00:01 Jupiter 1.99666605254505 1.99666538424811 1.99666672084187 4.01235275929438 3.90519369907437 2459890.051907238 0.475153464759073 47.9689113264013 28.3906249400545 79.1236095058647 2123635.30431824 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55
2060-Nov-07 05:44 00:02 Jupiter 1.97457464373178 1.97457401147213 1.97457527599154 3.09215207775918 2.95016531397311 2473770.738695922 2.14065138274586 67.3310163898119 25.731962937759 78.6133394088859 2204150.32912288 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55
2108-Jan-14 03:31 00:04 Jupiter 1.96335261765914 1.96335192132804 1.96335331399024 2.95811559699607 2.80848982331587 2491003.646288357 4.37964216547037 80.1119123559442 29.8514672950075 87.5033166778393 1782019.73663351 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55
2155-Mar-21 03:59 00:07 Jupiter 1.96065101321966 1.96065029540658 1.96065173103308 2.88412838474326 2.73023347619686 2508236.666224116 6.66347456688486 193.015301019837 29.4942782775942 -88.6851064555697 2083803.17474645 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 12:55:04 2019-Jul-13 12:55

Alternate Designations
 2001 RH149 = 2004 CH79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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