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103515 (2000 BR4)
Classification: Main-belt Asteroid          SPK-ID: 2103515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .245294585999845 4.3964e-08  
a 2.743628463012575 1.8068e-08 au
q 2.070631255040514 1.1901e-07 au
i 12.07245257214333 5.5397e-06 deg
node 35.18076321059159 2.4092e-05 deg
peri 91.2036577475358 2.7001e-05 deg
M 204.535088947737 1.4635e-05 deg
tp 2459917.330141405603
(2022-Dec-03.83014141)
7.1993e-05 TDB
period 1659.917013809404
4.54
1.6397e-05
4.489e-08
d
yr
n .2168783119909247 2.1423e-09 deg/d
Q 3.416625670984635 2.25e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1996-04-12  
   last obs. used      2020-09-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:47:12  

Additional Information
 Earth MOID = 1.12655 au 
 Jupiter MOID = 1.82755 au 
 T_jup = 3.273 
[ 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 15.22   n/a E2021B55  
diameter diameter 3.011 km 0.424 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.921 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 0.195   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103515 (2000 BR4)          Discovered 2000-Jan-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1903-Jan-01 23:56 00:03 Jupiter 1.83784981214983 1.83784916366393 1.83785046063489 1.66253800178724 1.35730572145312 2416116.497288318 3.44332610939288 572.098129992261 357.710689482758 -61.7782474302423 401516.624481226 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47
1961-Sep-09 17:19 00:02 Jupiter 1.87896028237493 1.87895954953512 1.87896101521474 0.793436938511264 n/a 2437552.221692453 1.7427192034576 93.6776843955944 36.5437540897253 89.988342058161 7689870.93527179 F 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47
1998-Sep-16 03:55 < 00:01 Jupiter 1.9219184687816 1.92191776449567 1.92191917307571 3.12141010842459 2.97687196242077 2451072.663352923 0.545764123174629 397.6604437564 16.9462497398445 -86.9482681356674 1540264.15951092 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47
2057-Jun-06 11:28 00:01 Jupiter 1.83254733450127 1.83254675595948 1.83254791304973 2.1535411062457 1.92699725345918 2472520.978014553 1.24189632062416 625.857835685269 45.2827204050038 -85.3786874563175 1226775.97419434 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47
2116-Feb-17 17:04 00:03 Jupiter 1.85801816609363 1.85801710677925 1.85801922545141 1.22708846789127 0.770712491495717 2493960.211121458 3.11123112043478 1787.81593850419 594.288569205116 -13.3007077704402 460141.765268323 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47
2153-Feb-10 09:56 00:04 Jupiter 1.94372428679419 1.94372241303269 1.9437261606042 3.46221430497633 3.33397389725864 2507467.913949537 3.83551591347129 581.706213485464 27.7336044446816 -83.9208456636685 978129.348745372 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47
2174-Oct-18 11:12 00:05 Jupiter 1.98735482333847 1.98735235536512 1.98735729298058 0.960389404626831 0.264453866433551 2515387.966392226 5.06377616499532 49472.6750090013 1604.8920765448 9.43197581793127 1257432.52901777 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 15:47:14 2021-Apr-13 15:47

Alternate Designations
 2000 BR4 = 1996 GB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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