+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277383 (2005 UW79) Classification: Main-belt Asteroid          SPK-ID: 2277383 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2436777031534498 4.6156e-08   a 2.34067462121486 9.834e-09 au q 1.770304405687652 1.1165e-07 au i 6.560815545657157 5.2585e-06 deg node 65.35680775111008 3.9984e-05 deg peri 303.4924505675313 4.1509e-05 deg M 48.19329047322312 1.0916e-05 deg tp 2458825.396803154188 (2019-Dec-07.89680315) 3.9151e-05 TDB period 1308.006783631361 3.58 8.2431e-06 2.257e-08 d yr n .2752279303938685 1.7345e-09 deg/d Q 2.911044836742069 1.223e-08 au   Orbit Determination Parameters    # obs. used (total)      439      data-arc span      6700 days (18.34 yr)      first obs. used      2001-07-18      last obs. used      2019-11-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53154      source      ORB      producer      Otto Matic      solution date      2019-Dec-14 17:52:45   Additional Information  Earth MOID = .780406 au   Jupiter MOID = 2.56769 au   T_jup = 3.515  [ hide covariance matrix ] Orbital Elements at Epoch 2457148.5 (2015-May-06.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2453372191683399 4.6301e-08   q 1.765636945547539 1.1214e-07 au tp 2457517.011063316943 (2016-May-08.51106332) 3.5497e-05 TDB node 65.37795245333947 4.0012e-05 deg peri 303.3898694022948 4.1495e-05 deg i 6.561611256305034 5.2579e-06 deg   Orbit Determination Parameters    # obs. used (total)      439      data-arc span      6700 days (18.34 yr)      first obs. used      2001-07-18      last obs. used      2019-11-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53154      source      ORB      producer      Otto Matic      solution date      2019-Dec-14 17:52:45   Additional Information  Jupiter MOID = 2.56769 au   T_jup = 3.515  Orbit Covariance (6×6)   e q tp node peri i e 2.143758074704137E-15 -5.183158004926656E-15 -1.477909813947271E-13 -1.477534448392546E-15 1.361378911401249E-14 -7.280074209000789E-15 q -5.183158004926656E-15 1.257527471156988E-14 4.157941815349784E-13 4.931820164037506E-15 -2.268410928016392E-14 1.809833092819696E-14 tp -1.477909813947271E-13 4.157941815349784E-13 1.260072346493269E-9 4.901416894942059E-13 3.973816796601192E-10 3.882166738735675E-12 node -1.477534448392546E-15 4.931820164037506E-15 4.901416894942059E-13 1.60096044602395E-9 -1.590614937218665E-9 -6.795447281289054E-12 peri 1.361378911401249E-14 -2.268410928016392E-14 3.973816796601192E-10 -1.590614937218665E-9 1.72186760007383E-9 7.722258147177183E-12 i -7.280074209000789E-15 1.809833092819696E-14 3.882166738735675E-12 -6.795447281289054E-12 7.722258147177183E-12 2.764505743986148E-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 16.5   n/a MPO338854   277383 (2005 UW79)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] Alternate Designations  2005 UW79 = 2001 OR26 = 2004 HL68  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-25 23:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin