Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457391.5 (2016-Jan-04.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .244181722658925 4.338e-08  
q 2.072867535639148 1.1711e-07 au
tp 2456593.453515352682
(2013-Oct-27.95351535)
5.497e-05 TDB
node 35.60880583649766 2.4006e-05 deg
peri 90.0911588739267 2.7096e-05 deg
i 12.10180988028358 5.5446e-06 deg
  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
 Jupiter MOID = 1.82755 au 
 T_jup = 3.273 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.881800695526874E-15 -5.047332160575541E-15 6.196188632521823E-13 -7.452808422783472E-15 1.290126807383516E-13 8.448072812237287E-16
q -5.047332160575541E-15 1.371396190674729E-14 -1.424398010033703E-12 1.896853001845705E-14 -2.784654266320863E-13 -1.761939754453193E-15
tp 6.196188632521823E-13 -1.424398010033703E-12 3.02166094591027E-9 -1.899601027890421E-11 7.150272634263806E-10 9.523535953869124E-14
node -7.452808422783472E-15 1.896853001845705E-14 -1.899601027890421E-11 5.76299880408628E-10 -5.673221773693104E-10 -1.713245535589892E-11
peri 1.290126807383516E-13 -2.784654266320863E-13 7.150272634263806E-10 -5.673221773693104E-10 7.341835110916505E-10 1.684227105812347E-11
i 8.448072812237287E-16 -1.761939754453193E-15 9.523535953869124E-14 -1.713245535589892E-11 1.684227105812347E-11 3.07425782334752E-11

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

[ show close-approach data ]
Alternate Designations
 2000 BR4 = 1996 GB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-22 21:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin