+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277954 (2006 SB33) Classification: Main-belt Asteroid          SPK-ID: 2277954 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2648324837193364 1.178e-07   a 2.995349601042222 5.5355e-08 au q 2.202083726590487 3.7105e-07 au i 14.01099928785311 1.7961e-05 deg node 187.4689317927948 3.4191e-05 deg peri 127.9264417744907 4.1895e-05 deg M 255.2169338835224 2.8835e-05 deg tp 2459551.635398371788 (2021-Dec-03.13539837) 0.00016282 TDB period 1893.519160751518 5.18 5.249e-05 1.437e-07 d yr n .1901221849041758 5.2703e-09 deg/d Q 3.788615475493957 7.0015e-08 au   Orbit Determination Parameters    # obs. used (total)      98      data-arc span      6735 days (18.44 yr)      first obs. used      2001-10-24      last obs. used      2020-04-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .636      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 21:14:43   Additional Information  Earth MOID = 1.2206 au   Jupiter MOID = 1.79602 au   T_jup = 3.157  [ hide covariance matrix ] Orbital Elements at Epoch 2456277.5 (2012-Dec-16.0) TDB Reference: JPL 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .259130616471275 1.1811e-07   q 2.228198425924483 3.7267e-07 au tp 2455756.653505969004 (2011-Jul-14.15350597) 0.00011509 TDB node 187.871565523407 3.4294e-05 deg peri 127.5350076123139 4.2601e-05 deg i 13.97010321256174 1.7914e-05 deg   Orbit Determination Parameters    # obs. used (total)      98      data-arc span      6735 days (18.44 yr)      first obs. used      2001-10-24      last obs. used      2020-04-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .636      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 21:14:43   Additional Information  Jupiter MOID = 1.79602 au   T_jup = 3.157  Orbit Covariance (6×6)   e q tp node peri i e 1.394905584299237E-14 -4.378972900036972E-14 6.801447685456839E-12 -5.403193255565864E-14 1.538478414138218E-12 -6.068358769933534E-14 q -4.378972900036972E-14 1.388808505362253E-13 -1.982509110918025E-11 1.907515565216369E-13 -4.517810802877248E-12 1.708337400280708E-13 tp 6.801447685456839E-12 -1.982509110918025E-11 1.324457705896985E-8 6.018268564350132E-12 2.948781059510591E-9 -5.978149737704104E-11 node -5.403193255565864E-14 1.907515565216369E-13 6.018268564350132E-12 1.176097886186324E-9 -1.139246040329827E-9 -1.529201764239016E-10 peri 1.538478414138218E-12 -4.517810802877248E-12 2.948781059510591E-9 -1.139246040329827E-9 1.814877461245535E-9 1.348425312248166E-10 i -6.068358769933534E-14 1.708337400280708E-13 -5.978149737704104E-11 -1.529201764239016E-10 1.348425312248166E-10 3.209183549422401E-10 [ 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 16.5   n/a MPO418478   277954 (2006 SB33)          Discovered 2006-Sep-17 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 14:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin