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49540 (1999 CU63)
Classification: Main-belt Asteroid          SPK-ID: 2049540
[ 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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1091493388486178 4.496e-08  
a 3.114038835167332 2.4159e-08 au
q 2.774143555159899 1.4642e-07 au
i 12.49389411471127 4.7458e-06 deg
node 291.2722759650813 2.3075e-05 deg
peri 286.5095922608486 3.2512e-05 deg
M 286.5581770092984 2.4144e-05 deg
tp 2459609.973132721843
(2022-Jan-30.47313272)		 0.00013591 TDB
period 2007.171415101269
5.50		 2.3358e-05
6.395e-08		 d
yr
n .1793568786858379 2.0872e-09 deg/d
Q 3.453934115174766 2.6796e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1357  
   data-arc span      12471 days (34.14 yr)  
   first obs. used      1986-11-27  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48875  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:01:37  

Additional Information
 Earth MOID = 1.79722 au 
 Jupiter MOID = 1.77823 au 
 T_jup = 3.172 
[ 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 13.57   n/a E2021B10  
diameter diameter 11.217 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.190 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.081   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49540 (1999 CU63)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20021120/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
1954-May-05 03:51 00:02 Jupiter 1.90605717148666 1.90605612743868 1.90605821553831 4.41909367331592 4.31736257782459 2434867.660682218 2.09102932449221 182.639811976551 31.2915341827607 78.5353781757083 3015383.92057565 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
1964-May-20 01:04 00:02 Jupiter 1.80617122784199 1.80617053161526 1.80617192406892 1.84464346311496 1.56996464934437 2438535.544161139 2.31441029926995 144.104653143288 67.1115869602088 2.37865303061647 912812.784340457 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
1974-Apr-01 14:19 00:01 Jupiter 1.94140004252258 1.94139942846888 1.94140065657649 4.2853904878998 4.18234172062867 2442139.096572499 1.39249990219475 141.42213881006 24.8113322212054 86.067820644991 1910791.34696548 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
2036-Mar-09 23:30 < 00:01 Jupiter 1.77630563154267 1.77630502596794 1.77630623711759 2.90473251558392 2.7356500000885 2464762.478970857 0.900369691184479 90.7382782636517 24.5721023538845 -75.3845466001755 1972195.94574483 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
2045-Dec-19 13:12 00:01 Jupiter 1.90030468404877 1.90030407036719 1.90030529773057 3.31130681982815 3.17384516971443 2468334.050015986 1.32256699028331 226.226008177055 24.4162348100645 88.1622029652631 1909633.8127026 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
2107-Nov-30 06:35 00:03 Jupiter 1.77600847169917 1.77600778049871 1.77600916290801 3.70651696470557 3.57553050261628 2490958.773965401 3.35343509450161 335.055466557876 24.1051930443487 89.0026004048222 2564522.00421131 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
2117-Oct-07 12:04 00:05 Jupiter 1.86612160722974 1.86612071063319 1.86612250388867 2.08851562051619 1.85852315081893 2494558.002899049 4.72719583114813 789.363209921544 35.1145164970436 78.282184567811 2201440.7296981 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
2179-Aug-05 07:38 00:06 Jupiter 1.8359072620473 1.83590503986155 1.835909484282 4.25308842588519 4.1431910493552 2517139.817917180 5.61942984330115 511.765710396429 29.2405265887723 79.3404303144038 2907189.77504579 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01
2189-Aug-18 13:29 00:08 Jupiter 1.81236458515628 1.81236304773347 1.8123661225865 1.87702981523507 1.60888954203802 2520806.061465838 8.11007194938322 412.992358535889 65.7117211336087 -0.54770540582318 354584.596648198 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 05:01:39 2021-Feb-24 05:01

Alternate Designations
 1999 CU63 = 1986 WT5 = 1996 OG2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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