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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280660401983253 6.4233e-08  
a 3.125918538767394 5.4424e-08 au
q 2.725594529524919 1.9457e-07 au
i 7.310151830155998 8.0341e-06 deg
node 318.1751749180838 5.5038e-05 deg
peri 150.4133101531431 6.369e-05 deg
M 222.4613988006567 3.3777e-05 deg
tp 2460167.735502703317
(2023-Aug-11.23550270)
0.00019876 TDB
period 2018.668057927869
5.53
5.272e-05
1.443e-07
d
yr
n .1783354120981804 4.6574e-09 deg/d
Q 3.526242548009869 6.1394e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:46:07  

Additional Information
 Earth MOID = 1.74546 au 
 Jupiter MOID = 1.58898 au 
 T_jup = 3.189 
[ 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 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 1.93052453590912 1.93052119341731 1.93052787840532 3.31211339028739 3.17688370322622 2429606.349792558 5.78181560828888 239.095397935821 61.361838633091 57.9706347093378 1184759.87259141 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
1949-Dec-24 05:26 00:05 Jupiter 1.5932009321387 1.59320022309729 1.59320164118046 2.62996935957893 2.41938882832479 2433274.726337226 4.76669344176429 291.420792436139 21.2846785655146 84.6134488680033 1518991.12837711 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
1960-Jan-14 18:53 00:04 Jupiter 1.96109602831613 1.96109367375892 1.96109838287457 2.57823588323008 2.40488557615958 2436948.286765958 4.15671763047954 155.915614656361 36.8727791609886 53.3142209667694 1395965.49276023 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2011-May-22 09:54 < 00:01 Jupiter 1.99275291720894 1.99275202320892 1.99275381120886 3.48783401526019 3.363760280378 2455703.912780541 0.506578563728514 71.9244978049717 33.1662470058731 -75.8496134271183 1815996.27708168 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2021-May-31 06:41 < 00:01 Jupiter 1.59368447210969 1.59368371199197 1.59368523222895 2.64694227985529 2.43789448461058 2459365.778361328 0.606621015299455 329.150344227063 23.9375367660738 85.1726216656119 1495684.71928879 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2031-Jun-26 21:29 00:01 Jupiter 1.89189600914765 1.89189479290351 1.89189722539211 2.57201267537689 2.39161605478248 2463044.394990097 1.37130453728161 100.625366808331 32.8964970185462 65.2305309799958 1582783.29952314 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2092-Nov-08 08:02 00:06 Jupiter 1.61252559566468 1.61252431327872 1.61252687808098 2.64060098197394 2.43356110777969 2485459.834927849 5.78085497133458 538.087441204414 30.3907963640825 84.1064242787721 1292928.64775479 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2102-Dec-08 23:31 00:07 Jupiter 1.825353911217 1.82535002234883 1.82535780010043 2.60090641483389 2.41591603842663 2489141.479714124 6.67988648010567 345.179041051061 35.3649750063724 58.988021768199 1403234.88605472 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2164-Apr-24 20:26 00:11 Jupiter 1.64963373164656 1.64963019653381 1.649637267107 2.61663261342563 2.41243535121462 2511559.351316528 11.3279389807062 1322.89704368495 36.4589120931605 82.7189319291715 1181197.12351694 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
2174-May-25 06:49 00:12 Jupiter 1.75511237115792 1.75510609592251 1.75511864648042 2.63016262229611 2.43978470404518 2515241.783911917 11.935315865853 720.985481172129 31.066906498577 65.6636583318051 1357265.28969283 T 10 CATAB v2.0f-lin.ifort 2021-Apr-14 14:46:07 2021-Apr-14 14:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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