+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180434 (2004 BV101) Classification: Main-belt Asteroid          SPK-ID: 2180434 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1963857171405841 2.8107e-08   a 2.387418335327396 1.1329e-08 au q 1.918563473429546 6.5892e-08 au i 5.492637919327831 4.6539e-06 deg node 137.8074238623353 4.0537e-05 deg peri 116.3644853761798 4.2986e-05 deg M 113.6241038155536 1.5649e-05 deg tp 2458775.235447226906 (2019-Oct-18.73544723) 5.6913e-05 TDB period 1347.383467568059 3.69 9.5906e-06 2.626e-08 d yr n .2671845162608213 1.9018e-09 deg/d Q 2.856273197225246 1.3554e-08 au   Orbit Determination Parameters    # obs. used (total)      788      data-arc span      6228 days (17.05 yr)      first obs. used      2004-01-24      last obs. used      2021-02-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53217      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:26:30   Additional Information  Earth MOID = .909874 au   Jupiter MOID = 2.21126 au   T_jup = 3.502  [ 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 16.0   n/a MPO433175   diameter diameter 3.740 km 1.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   geometric albedo albedo 0.046   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   180434 (2004 BV101)          Discovered 2004-Jan-29 by LINEAR at Socorro Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ show close-approach data ] Alternate Designations  2004 BV101 = 2004 BE161  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-20 13:33 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin