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14205 (1999 BC4)
Classification: Main-belt Asteroid          SPK-ID: 2014205
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03275751832309338 2.0338e-08  
a 3.07150795505086 1.6948e-08 au
q 2.970892976933754 6.3944e-08 au
i 11.24370662098899 4.4888e-07 deg
node 127.8457592707185 1.6057e-06 deg
peri 77.82315804088634 3.5176e-05 deg
M 312.8730998416157 3.2528e-05 deg
tp 2459457.890353963695
(2021-Aug-31.39035396)
0.00017732 TDB
period 1966.191858906829
5.38
1.6274e-05
4.456e-08
d
yr
n .1830950516701632 1.5155e-09 deg/d
Q 3.172122933167965 1.7504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2111  
   data-arc span      12139 days (33.23 yr)  
   first obs. used      1987-12-20  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45365  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:19:58  

Additional Information
 Earth MOID = 1.99377 au 
 Jupiter MOID = 1.8708 au 
 T_jup = 3.200 
[ 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 12.87   n/a E2021B10  
diameter diameter 8.237 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 16.7965 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.237   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14205 (1999 BC4)          Discovered 1999-Jan-18 by Kagawa, T. at Gekko
Reference: 20000320/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
1916-Sep-14 23:09 00:03 Jupiter 1.92235685025783 1.92235642380656 1.92235727671281 2.94965290850171 2.79628662728122 2421121.464243921 2.68163320596614 151.906553661614 5.37080309708837 80.4108588075671 6917168.3740862 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 00:21:44 2021-Apr-13 00:21
1926-Jun-05 11:42 00:02 Jupiter 1.98607483819196 1.9860742362592 1.98607544012856 4.41880878311103 4.3212162336948 2424671.987809637 2.12753240681869 146.399417689897 5.85657394821814 -79.21209551117 13892553.683854 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 00:21:44 2021-Apr-13 00:21
1975-Oct-28 03:36 00:01 Jupiter 1.91163674483645 1.91163650788733 1.911636981786 3.01842508358268 2.86787635936841 2442713.649751308 1.06484605235511 60.9500473654417 4.83784383330103 78.8529131009758 8231243.37916533 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 00:21:44 2021-Apr-13 00:21
2034-Dec-10 03:50 < 00:01 Jupiter 1.90472710539763 1.90472695004226 1.904727260753 3.1198412419357 2.97388962292486 2464306.659721228 0.577373029832772 36.0512235532204 5.21073018821099 84.1418183206856 9286880.88165844 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 00:21:44 2021-Apr-13 00:21
2094-Jan-23 14:48 00:02 Jupiter 1.90158957006082 1.90158943562547 1.9015897044966 3.24348859562729 3.10312115973793 2485901.116494243 2.13123300119124 132.590048795333 4.47686811036726 84.9195368974877 11198159.2766817 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 00:21:44 2021-Apr-13 00:21
2153-Mar-11 22:00 00:04 Jupiter 1.90226840988361 1.90226830364345 1.902268516124 3.380259515708 3.24586120547518 2507497.416900237 3.6617157711617 233.308731406044 3.89302835828916 86.437562552179 13390680.0667627 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 00:21:44 2021-Apr-13 00:21

Alternate Designations
 1999 BC4 = 1987 YJ2 = 1994 CP17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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