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442989 (2013 CB170)
Classification: Main-belt Asteroid          SPK-ID: 2442989
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315336262156346 6.5377e-08  
a 3.118083305727307 4.9957e-08 au
q 2.707950501682562 1.9928e-07 au
i 7.305140036064596 8.0162e-06 deg
node 318.2194227416636 5.5254e-05 deg
peri 149.3413476316916 6.3132e-05 deg
M 153.0884064319097 3.167e-05 deg
tp 2458145.295850428339
(2018-Jan-26.79585043)
0.00016885 TDB
period 2011.083014197638
5.51
4.8331e-05
1.323e-07
d
yr
n .1790080257545356 4.302e-09 deg/d
Q 3.528216109772053 5.6528e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6287 days (17.21 yr)  
   first obs. used      2002-02-20  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60299  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:48  

Additional Information
 Earth MOID = 1.72773 au 
 Jupiter MOID = 1.59248 au 
 T_jup = 3.191 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .133556441367208 6.5421e-08  
q 2.698146678865187 2.0092e-07 au
tp 2458143.145733091957
(2018-Jan-24.64573309)
0.0001658 TDB
node 318.3119625045621 5.5331e-05 deg
peri 148.5503272686465 6.2882e-05 deg
i 7.303367645683338 8.0147e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6287 days (17.21 yr)  
   first obs. used      2002-02-20  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60299  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:48  

Additional Information
 Jupiter MOID = 1.59248 au 
 T_jup = 3.191 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.279940019339678E-15 -1.283541991013218E-14 2.242100480830032E-12 -9.203995050178282E-15 3.453222555860991E-13 -4.697358369775778E-15
q -1.283541991013218E-14 4.036729243918292E-14 -4.653461060588065E-12 3.319153219829631E-14 -8.083910667170685E-13 1.573072634802397E-14
tp 2.242100480830032E-12 -4.653461060588065E-12 2.749046670462203E-8 3.69795865664877E-11 4.978495933429512E-9 -3.581572407358051E-12
node -9.203995050178282E-15 3.319153219829631E-14 3.69795865664877E-11 3.061532473869575E-9 -3.029180870511073E-9 3.919063010464723E-11
peri 3.453222555860991E-13 -8.083910667170685E-13 4.978495933429512E-9 -3.029180870511073E-9 3.954087101847911E-9 -3.957167599596083E-11
i -4.697358369775778E-15 1.573072634802397E-14 -3.581572407358051E-12 3.919063010464723E-11 -3.957167599596083E-11 6.423545236040775E-11

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 16.7   n/a MPO434646  

442989 (2013 CB170)          Discovered 2011-Nov-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ 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
1939-Dec-08 20:24 00:06 Jupiter 1.9305246595672 1.93052131707232 1.93052800206646 3.31211348855031 3.17688381375531 2429606.350052711 5.78181965098297 239.095383284094 61.3618746720259 57.9705936627739 1184759.07696596 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
1949-Dec-24 05:26 00:05 Jupiter 1.59320081781404 1.59320010877232 1.59320152685603 2.62996978058665 2.41938926899413 2433274.726560168 4.76669433991359 291.421081733799 21.2846955633206 84.6134583764848 1518991.14630967 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
1960-Jan-14 18:53 00:04 Jupiter 1.96109598026867 1.96109362571107 1.96109833482761 2.57823603741461 2.40488573606576 2436948.286962329 4.15671720755164 155.915721283832 36.872766023713 53.3142262778943 1395965.99479769 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2011-May-22 09:54 < 00:01 Jupiter 1.99275292643889 1.99275203243886 1.99275382043892 3.48783362397358 3.36375987454583 2455703.912825997 0.506578597188718 71.9244997692323 33.1662457078869 -75.8496035893076 1815996.05853645 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2021-May-31 06:41 < 00:01 Jupiter 1.59368435474932 1.59368359463166 1.59368511486853 2.64694251091963 2.43789471822967 2459365.778343972 0.606620987515658 329.150674564974 23.9375274335337 85.1726238200507 1495684.58276317 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2031-Jun-26 21:29 00:01 Jupiter 1.89189613020251 1.89189491395819 1.89189734644716 2.57201302652199 2.39161644335805 2463044.394927092 1.37130439052683 100.625368831745 32.8965092245328 65.2305246332842 1582783.4385485 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2092-Nov-08 08:02 00:06 Jupiter 1.61252539648515 1.61252411409998 1.61252667890065 2.64060104909165 2.43356115275369 2485459.834670784 5.78085886733884 538.087452320099 30.390805263835 84.1064257501671 1292929.13977323 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2102-Dec-08 23:30 00:07 Jupiter 1.82535412127407 1.82535023240068 1.82535801016271 2.60090685779574 2.41591653634891 2489141.479449860 6.67989214220585 345.179408243558 35.3649762398555 58.9880101921603 1403235.13197005 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2164-Apr-24 20:26 00:11 Jupiter 1.64963357212351 1.64963003699647 1.64963710759824 2.61663258032585 2.41243529355536 2511559.351164850 11.3279920933018 1322.90445297771 36.4589103123575 82.7189378886925 1181197.18363142 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
2174-May-25 06:49 00:12 Jupiter 1.75511236697143 1.75510609169424 1.75511864233572 2.63016302741068 2.43978513920651 2515241.783841440 11.9353855415763 720.990082727998 31.0669198424843 65.6636500101143 1357265.05711826 T 9 CATAB v2.0e-lin.ifort 2019-May-30 10:13:50 2019-May-30 10:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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