+ 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 38 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1726751001464819 4.0733e-08   a 3.128882390912029 1.4822e-08 au q 2.588602310714731 1.2701e-07 au i 11.2450401477269 4.1734e-06 deg node 86.3320940480049 2.1576e-05 deg peri 316.4308321363469 2.4376e-05 deg M 237.8348773001973 1.365e-05 deg tp 2459686.504587995322 (2022-Apr-17.00458800) 7.9618e-05 TDB period 2021.539750630601 5.53 1.4365e-05 3.933e-08 d yr n .1780820782216631 1.2654e-09 deg/d Q 3.669162471109327 1.7382e-08 au   Orbit Determination Parameters    # obs. used (total)      2609      data-arc span      29992 days (82.11 yr)      first obs. used      1938-08-31      last obs. used      2020-10-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .3991      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:15:38   Additional Information  Earth MOID = 1.61187 au   Jupiter MOID = 1.75786 au   T_jup = 3.161  [ hide covariance matrix ] Orbital Elements at Epoch 2456484.5 (2013-Jul-11.0) TDB Reference: JPL 38 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1766259650557375 4.0645e-08   q 2.569899416486252 1.2634e-07 au tp 2455655.690718533643 (2011-Apr-04.19071853) 6.4935e-05 TDB node 86.34812206096632 2.1596e-05 deg peri 316.7815877071451 2.426e-05 deg i 11.25116395467878 4.177e-06 deg   Orbit Determination Parameters    # obs. used (total)      2609      data-arc span      29992 days (82.11 yr)      first obs. used      1938-08-31      last obs. used      2020-10-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .3991      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:15:38   Additional Information  Jupiter MOID = 1.75786 au   T_jup = 3.161  Orbit Covariance (6×6)   e q tp node peri i e 1.651986973114727E-15 -5.109860566249139E-15 2.048057079495054E-13 7.456181866358785E-16 6.68080273144799E-15 1.47811599175425E-15 q -5.109860566249139E-15 1.596064713776421E-14 -4.391941915483743E-13 -1.315108877958466E-16 2.006155191212087E-14 -4.707307192589287E-15 tp 2.048057079495054E-13 -4.391941915483743E-13 4.216507821845517E-9 -4.791499869505097E-12 7.440181781578492E-10 -7.831005345062045E-13 node 7.456181866358785E-16 -1.315108877958466E-16 -4.791499869505097E-12 4.6637157212591E-10 -4.574994677496418E-10 -1.241216040042502E-11 peri 6.68080273144799E-15 2.006155191212087E-14 7.440181781578492E-10 -4.574994677496418E-10 5.885250368740295E-10 1.197004816676952E-11 i 1.47811599175425E-15 -4.707307192589287E-15 -7.831005345062045E-13 -1.241216040042502E-11 1.197004816676952E-11 1.744728699364685E-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. 2020-October); 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 1.80486414955885 1.80486357822982 1.80486472089096 3.23060341551246 3.0819147753825 2432746.265906041 1.43463498196697 149.078444565584 11.4929605467419 82.0218057284144 2966702.39187466 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 1958-Nov-02 17:40 00:01 Jupiter 1.85363276379184 1.85363223021914 1.85363329736538 2.47631785461308 2.28434776160352 2436510.235842480 1.23719289054952 181.0302614585 25.0082545389755 82.9932404303903 2651666.51466886 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2031-Apr-21 19:50 < 00:01 Jupiter 1.76721440560571 1.76721403797963 1.7672147732319 3.08817107348719 2.92885717798594 2462978.326282193 0.485623404089234 82.369447523513 13.9761019498667 83.7041418300338 3303110.28487013 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2041-Aug-06 14:27 < 00:01 Jupiter 1.9042872854679 1.90428669628335 1.90428787465408 2.41793896550391 2.22639473909659 2466738.102292142 0.777573067935408 207.565782434433 21.826590643806 84.0223857140212 2670176.44738972 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2103-Oct-13 11:11 00:02 Jupiter 1.97449632074083 1.97449539521809 1.97449724626715 3.54923229497818 3.42623507070691 2489449.966055101 2.17717334228212 151.863458804596 13.1397118325898 74.6844722300912 3617493.77479215 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2114-Jan-29 13:33 00:02 Jupiter 1.75401078150442 1.75401037939996 1.75401118360909 2.98419137201623 2.81772708640584 2493211.064622687 2.30792923399155 182.461652799832 20.33299054672 -88.5580223346973 2870001.94022791 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2124-May-09 13:29 00:03 Jupiter 1.97294329042142 1.97294203112142 1.97294454974699 2.42866959754713 2.24494933845348 2496964.062110964 2.77070007720911 423.55267222304 24.26013025755 81.7415656423755 2685155.1205394 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2186-Jul-18 06:32 00:04 Jupiter 1.89378577176269 1.89378422954729 1.89378731399617 3.32322328277911 3.18579419502781 2519678.771942893 4.08385650107739 314.368413070443 11.8680168462477 77.1569569286931 3322098.23815824 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 2196-Nov-07 18:26 00:04 Jupiter 1.75573252191844 1.75573170498365 1.75573333885882 2.89848965635379 2.72697216526065 2523444.268035529 4.15393343165542 234.311285376249 34.5594149048224 -81.6669125745679 2755891.10424635 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:45 2020-Nov-13 04:15 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 ] 2021-Jan-24 13:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin