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152442 (2005 US455)
Classification: Main-belt Asteroid          SPK-ID: 2152442
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06703891011864459 4.125e-08  
a 3.141468645808031 3.4176e-08 au
q 2.930868011621166 1.2576e-07 au
i 8.496495092141897 6.1125e-06 deg
node 306.4880983453811 3.144e-05 deg
peri 97.12796649752592 5.7108e-05 deg
M 251.5575425165093 4.885e-05 deg
tp 2459813.124514271315
(2022-Aug-21.62451427)
0.00027969 TDB
period 2033.749790032647
5.57
3.3188e-05
9.086e-08
d
yr
n .1770129254662251 2.8886e-09 deg/d
Q 3.352069279994895 3.6467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7178 days (19.65 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52881  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:09  

Additional Information
 Earth MOID = 1.95494 au 
 Jupiter MOID = 1.94015 au 
 T_jup = 3.190 
[ 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 15.14   n/a MPCxxxxx  

152442 (2005 US455)          Discovered 2005-Oct-29 by CSS at Catalina
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ 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
1937-Oct-12 12:54 00:04 Jupiter 1.953147643682 1.95314710961118 1.95314817775281 4.20977732910746 4.10547002970969 2428819.037655093 3.787262339996 119.252981930552 22.6930399020737 85.5937681820631 2879609.99482115 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 19:27:10 2021-Apr-13 19:27
2021-Jun-08 22:19 < 00:01 Jupiter 1.94896327967728 1.94896272171584 1.94896383763873 4.25763681743502 4.15430717677556 2459374.429535766 0.398749782689859 95.1621375801965 24.3227027107599 86.0149330852282 2874717.74637788 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 19:27:10 2021-Apr-13 19:27
2031-Nov-26 02:30 < 00:01 Jupiter 1.99685142381048 1.99685080787851 1.99685203974268 3.94981006770523 3.84091675252201 2463196.603863869 0.887717484276738 68.2840347260555 21.2033103502107 73.2233418232597 2937989.04621173 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 19:27:10 2021-Apr-13 19:27
2105-Feb-08 13:24 00:05 Jupiter 1.99802655581594 1.99802564432915 1.99802746731159 4.21059947419379 4.10868456073643 2489934.058278554 4.62809841036311 286.821599235677 26.8662197490375 82.8398778541844 2819246.61165438 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 19:27:10 2021-Apr-13 19:27
2115-Jul-23 07:34 00:05 Jupiter 1.95039128343263 1.95039048513606 1.95039208173296 4.13920653349259 4.03292251039702 2493750.815319461 4.97439186682765 181.94019248035 21.8176486116413 79.4734193065167 2848523.86438605 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 19:27:10 2021-Apr-13 19:27
2199-Mar-19 21:49 00:09 Jupiter 1.93464850773863 1.93464785195003 1.93464916352755 4.17011269308691 4.06376738391292 2524306.409037417 9.19535105770946 107.534148568381 26.6177874105476 81.7045405635903 2744319.19610491 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 19:27:10 2021-Apr-13 19:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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