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3861 Lorenz (A910 FA)
Classification: Main-belt Asteroid          SPK-ID: 2003861
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 .1904494450894854 4.4613e-08  
a 2.553086867519092 7.556e-09 au
q 2.066852890334828 1.1731e-07 au
i 5.671927442422678 3.5763e-06 deg
node 198.0937416617325 3.2867e-05 deg
peri 342.9886501800581 3.385e-05 deg
M 346.3822501462159 1.0009e-05 deg
tp 2459056.863722231751
(2020-Jul-26.36372223)
4.1572e-05 TDB
period 1490.036182283945
4.08
6.6147e-06
1.811e-08
d
yr
n .241604871264393 1.0726e-09 deg/d
Q 3.039320844703355 8.995e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3212  
   data-arc span      40253 days (110.21 yr)  
   first obs. used      1910-03-30  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:02:18  

Additional Information
 Earth MOID = 1.07037 au 
 Jupiter MOID = 1.92694 au 
 T_jup = 3.407 
[ 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 12.3   n/a MPO267723  
diameter diameter 8.175 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.91 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Ferrero, A. (2016) Minor Planet Bull. 43, 320-321.]
geometric albedo albedo 0.290   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3861 Lorenz (A910 FA)          Discovered 1910-Mar-30 by Helffrich, J. at Heidelberg
Reference: DISCOVERY.DBLast 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
1904-Feb-07 16:31 00:01 Jupiter 1.92291415616933 1.92291380665775 1.92291450568091 2.13763069672448 1.92054341638643 2416518.187890493 1.09173431236703 82.4883424797167 22.6284388509197 -84.4781684810989 2416893.29105163 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 16:02:31 2020-Jun-23 16:02
1916-Aug-17 06:12 < 00:01 Jupiter 1.97939074801903 1.97939035337266 1.97939114266584 2.49056831249568 2.31237732114623 2421092.758266990 0.957448769645491 77.7274225943694 12.6380984446085 84.8376259388518 3108715.0392972 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 16:02:31 2020-Jun-23 16:02
2022-Aug-02 13:54 < 00:01 Jupiter 1.93142327555154 1.93142294900892 1.93142360209416 2.1251828807743 1.90769639897922 2459794.079246117 0.170283525907517 38.5840422532803 23.0321893927 -87.3913427199317 2406576.82048011 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 16:02:31 2020-Jun-23 16:02
2035-Feb-09 22:21 < 00:01 Jupiter 1.94727366618317 1.94727333139074 1.9472740009756 2.37155390315492 2.18043815987297 2464368.431227453 0.295531074607388 39.5590464562775 14.4252266121532 -88.082231811398 2920385.61696458 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 16:02:31 2020-Jun-23 16:02
2141-Jan-27 04:54 00:01 Jupiter 1.95121050368156 1.95121009217321 1.95121091519025 2.14989687957982 1.93748664659977 2503070.704265289 1.35456592463759 99.6095788798502 22.0626204594327 -78.8545343476095 2490706.32410875 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 16:02:31 2020-Jun-23 16:02
2153-Aug-07 01:25 00:01 Jupiter 1.92636754364376 1.92636711573238 1.92636797155668 2.29094559566725 2.09022320934061 2507645.558860680 1.48080339147515 126.704505851452 16.785629655756 -89.1446601533885 2787417.17537695 T 37 CATAB v2.0f-lin.ifort 2020-Jun-23 16:02:31 2020-Jun-23 16:02

Alternate Designations
 A910 FA = 1951 GM = 1963 DK = 1971 CD = 1981 SP4 = 1986 WL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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