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1210 Morosovia (1931 LB)
Classification: Main-belt Asteroid          SPK-ID: 2001210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06235426280784317 1.4373e-08  
a 3.013789559316199 1.3292e-08 au
q 2.825866933087063 4.1918e-08 au
i 11.27021388520569 7.1221e-07 deg
node 106.6160097444847 3.2084e-06 deg
peri 168.1790568688123 1.9332e-05 deg
M 30.26022212107825 1.7478e-05 deg
tp 2459039.866018603006
(2020-Jul-09.36601860)
9.2965e-05 TDB
period 1911.031355669948
5.23
1.2642e-05
3.461e-08
d
yr
n .1883799545893873 1.2462e-09 deg/d
Q 3.201712185545334 1.4121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2630  
   data-arc span      42599 days (116.63 yr)  
   first obs. used      1904-03-21  
   last obs. used      2020-11-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43185  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:09:04  

Additional Information
 Earth MOID = 1.80849 au 
 Jupiter MOID = 1.92544 au 
 T_jup = 3.216 
[ 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 10.06   n/a E2021B10 IRAS observations used: 19
diameter diameter 33.663 km 0.329 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.2616 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Di Martino, M. (1986) in Asteroids, Comets, Meteors II. C.-I. Lagerkvist, B.A. Lindblad, M. Lundstedt, H. Rickman, eds. Uppsala, pp. 81-84.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2016) Astron. Astrophys., submitted.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
geometric albedo albedo 0.132   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.830   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=14.71 deg.
Tholen spectral type spec_T MU:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 1 color indices; used ground-based radiometric albedo

1210 Morosovia (1931 LB)          Discovered 1931-Jun-06 by Neujmin, G. at Simeis
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
1918-Jun-04 12:18 00:02 Jupiter 1.9517278854596 1.95172755165437 1.95172821926583 3.75626295583939 3.63889261479874 2421749.012472176 1.831093450159 78.1813816417876 5.23969034333569 -81.5667155722034 11752216.910693 T 45 CATAB v2.0f-lin.ifort 2021-Apr-12 12:10:22 2021-Apr-12 12:10
1965-Jan-31 08:19 < 00:01 Jupiter 1.94033241691658 1.9403322322934 1.94033260153976 3.31873184329777 3.18447979481705 2438791.846570075 0.987052191142745 26.1165317064664 6.31783935872014 -81.1441153944757 6293736.04855656 T 45 CATAB v2.0f-lin.ifort 2021-Apr-12 12:10:22 2021-Apr-12 12:10
2011-Sep-16 17:51 < 00:01 Jupiter 1.98793214834587 1.98793191130063 1.98793238539122 3.11184879866564 2.97177363501946 2455821.244088741 0.132718024555152 19.1515331890959 5.27519576465231 -69.3448924809766 10171285.3243989 T 45 CATAB v2.0f-lin.ifort 2021-Apr-12 12:10:22 2021-Apr-12 12:10
2049-Mar-23 15:51 < 00:01 Jupiter 1.96707381294072 1.96707367502578 1.96707395085565 3.91403161070744 3.8024259247898 2469524.160314769 0.694066185367276 40.8448684460814 4.93032915004929 -85.5143427080457 13300020.441944 T 45 CATAB v2.0f-lin.ifort 2021-Apr-12 12:10:22 2021-Apr-12 12:10
2095-Nov-27 04:20 00:02 Jupiter 1.93074972348697 1.93074952956769 1.93074991740624 3.54882464471658 3.42297438757443 2486573.680373431 1.62688930323151 15.494475001767 10.1733207768499 75.6855480601678 9221324.66691084 T 45 CATAB v2.0f-lin.ifort 2021-Apr-12 12:10:22 2021-Apr-12 12:10
2142-Jul-20 18:28 00:03 Jupiter 1.96574719745834 1.96574666025672 1.96574773466577 3.21480705602389 3.07785683172569 2503610.269604006 2.65452295729936 184.715213611626 6.06747251810152 -81.4412309112469 8128257.96201398 T 45 CATAB v2.0f-lin.ifort 2021-Apr-12 12:10:22 2021-Apr-12 12:10

Alternate Designations
 1931 LB = 1927 SK = A904 GA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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