+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1771 Makover (1968 BD) Classification: Main-belt Asteroid          SPK-ID: 2001771 [ 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 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1726750989049906 4.1651e-08   a 3.128882390596079 1.4925e-08 au q 2.588602314337817 1.2959e-07 au i 11.24504038486068 4.1828e-06 deg node 86.33208972734805 2.2037e-05 deg peri 316.4308364326744 2.4781e-05 deg M 237.834877391049 1.3651e-05 deg tp 2459686.504587381246 (2022-Apr-17.00458738) 7.9633e-05 TDB period 2021.539750324402 5.53 1.4464e-05 3.96e-08 d yr n .1780820782486369 1.2742e-09 deg/d Q 3.66916246685434 1.7502e-08 au   Orbit Determination Parameters    # obs. used (total)      2509      data-arc span      29875 days (81.79 yr)      first obs. used      1938-08-31      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .405      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 15:36:25   Additional Information  Earth MOID = 1.61187 au   Jupiter MOID = 1.75786 au   T_jup = 3.161  [ hide covariance matrix ] Orbital Elements at Epoch 2456423.5 (2013-May-11.0) TDB Reference: JPL 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1767108900374521 4.1536e-08   q 2.569424840763634 1.2878e-07 au tp 2455655.717885769983 (2011-Apr-04.21788577) 6.4949e-05 TDB node 86.34812773723105 2.2058e-05 deg peri 316.7680046692386 2.4665e-05 deg i 11.25116467627189 4.1866e-06 deg   Orbit Determination Parameters    # obs. used (total)      2509      data-arc span      29875 days (81.79 yr)      first obs. used      1938-08-31      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .405      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 15:36:25   Additional Information  Jupiter MOID = 1.75786 au   T_jup = 3.161  Orbit Covariance (6×6)   e q tp node peri i e 1.725221938402337E-15 -5.323429994174145E-15 1.831122317511384E-13 1.808283617717625E-15 -2.450258836057076E-15 1.483298184468249E-15 q -5.323429994174145E-15 1.658320559258705E-14 -3.761692435854838E-13 -3.074548569775164E-15 4.649635939725244E-14 -4.730421012306198E-15 tp 1.831122317511384E-13 -3.761692435854838E-13 4.218386111857548E-9 -3.804402828474521E-12 7.447168839043808E-10 -8.712295158135193E-13 node 1.808283617717625E-15 -3.074548569775164E-15 -3.804402828474521E-12 4.865666095249693E-10 -4.771298930132055E-10 -1.36375366230083E-11 peri -2.450258836057076E-15 4.649635939725244E-14 7.447168839043808E-10 -4.771298930132055E-10 6.083857640161178E-10 1.315203384858547E-11 i 1.483298184468249E-15 -4.730421012306198E-15 -8.712295158135193E-13 -1.36375366230083E-11 1.315203384858547E-11 1.752774491463359E-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 10.4   n/a MPO439080   diameter diameter 46.886 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 11.26 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List: [Ferrero, A. (2012) Minor Planet Bull. 39, 65-67.] geometric albedo albedo 0.072   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   1771 Makover (1968 BD)          Discovered 1968-Jan-24 by Chernykh, L. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ 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 1948-Jul-13 18:23 00:01 Jupiter 1.80486415354786 1.80486357839328 1.80486472870552 3.2306034284593 3.08191478929051 2432746.265902166 1.44752978284128 150.455630121086 11.5416905521831 82.0473887198868 2962940.51590217 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 1958-Nov-02 17:40 00:01 Jupiter 1.85363275546202 1.85363221992361 1.85363329100139 2.47631797895973 2.28434789550099 2436510.235843391 1.2475813791241 182.11072173914 25.2307171646111 82.9602422197521 2595517.09980296 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2031-Apr-21 19:50 < 00:01 Jupiter 1.767214405102 1.76721403629558 1.76721477390852 3.08817111537503 2.9288572221056 2462978.326274436 0.499681573999171 82.6845127073332 14.1550632009599 83.8413551706434 3294076.48830719 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2041-Aug-06 14:27 < 00:01 Jupiter 1.90428728203262 1.90428667508887 1.90428788897821 2.41793911765341 2.22639490397562 2466738.102296100 0.795349366059146 212.015903727101 22.0030921482565 83.8793735325289 2610995.6503724 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2103-Oct-13 11:11 00:02 Jupiter 1.9744963262446 1.97449537870654 1.97449727378635 3.54923220560598 3.42623497847537 2489449.966037923 2.21534667786434 154.672708690969 13.2396299804969 74.5737706243306 3590910.69993396 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2114-Jan-29 13:33 00:02 Jupiter 1.75401077967362 1.75401037275365 1.75401118659368 2.98419145593874 2.8177271751074 2493211.064617310 2.34680637831814 184.067015298324 20.5733929494116 -88.4360599539789 2864941.41336311 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2124-May-09 13:29 00:03 Jupiter 1.97294329288648 1.97294200245396 1.97294458334591 2.42866970914581 2.24494945942402 2496964.062092725 2.81557975373491 432.53407682918 24.278921827911 81.7338980136473 2630503.88945751 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2186-Jul-18 06:32 00:04 Jupiter 1.89378577378025 1.89378420347592 1.89378734410319 3.3232232364611 3.1857941468613 2519678.771928158 4.1480286038914 319.43618719332 11.9166932850764 77.1230096875261 3312086.86140842 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 2196-Nov-07 18:26 00:04 Jupiter 1.75573252059709 1.75573168478847 1.75573335641139 2.89848976531914 2.72697228094641 2523444.268031626 4.21806036337906 236.032058886216 35.0798827906425 -81.4991345688084 2748118.45826299 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:37 2020-Jun-23 15:36 Alternate Designations  1968 BD = 1937 LM = 1938 QJ = 1941 FH = 1950 XW = 1952 FU = 1958 HF = 1961 XV = 1966 UC  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-25 02:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin