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1141 Bohmia (1930 AA)
Classification: Main-belt Asteroid          SPK-ID: 2001141
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1656674953821335 3.2227e-08  
a 2.270025148597809 6.6205e-09 au
q 1.893955767775154 7.3424e-08 au
i 4.275539552046538 3.2847e-06 deg
node 105.5210888197235 4.99e-05 deg
peri 276.0167101810795 5.098e-05 deg
M 213.2349609233707 1.1677e-05 deg
tp 2459509.789290171469
(2021-Oct-22.28929017)
4.1521e-05 TDB
period 1249.235823566953
3.42
5.4651e-06
1.496e-08
d
yr
n .2881761739525603 1.2607e-09 deg/d
Q 2.646094529420463 7.7173e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      32986 days (90.31 yr)  
   first obs. used      1930-01-04  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:19:31  

Additional Information
 Earth MOID = .902624 au 
 Jupiter MOID = 2.81563 au 
 T_jup = 3.591 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456734.5 (2014-Mar-18.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1647834229731364 3.2149e-08  
q 1.896604580898654 7.3199e-08 au
tp 2457009.691245828555
(2014-Dec-18.19124583)
3.8047e-05 TDB
node 105.5905353752928 4.9862e-05 deg
peri 275.7120560050678 5.0963e-05 deg
i 4.276457488249831 3.2862e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      32986 days (90.31 yr)  
   first obs. used      1930-01-04  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:19:31  

Additional Information
 Jupiter MOID = 2.81563 au 
 T_jup = 3.591 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.033528158039499E-15 -2.346408104236956E-15 -2.152272023032138E-13 2.768712344722829E-15 -8.40136946833874E-14 2.344287322021305E-16
q -2.346408104236956E-15 5.358046510502581E-15 5.370934477231883E-13 -6.383529239309555E-15 2.015614568736336E-13 -4.717929438525535E-16
tp -2.152272023032138E-13 5.370934477231883E-13 1.447554877441278E-9 -5.446429190459228E-12 4.149258453252633E-10 2.84493315202232E-13
node 2.768712344722829E-15 -6.383529239309555E-15 -5.446429190459228E-12 2.486200359994299E-9 -2.480340495238405E-9 3.124881235474758E-11
peri -8.40136946833874E-14 2.015614568736336E-13 4.149258453252633E-10 -2.480340495238405E-9 2.597241104603489E-9 -3.10936872818144E-11
i 2.344287322021305E-16 -4.717929438525535E-16 2.84493315202232E-13 3.124881235474758E-11 -3.10936872818144E-11 1.079882766828143E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO425810  
diameter diameter 5.642 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.8480 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.251   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1141 Bohmia (1930 AA)          Discovered 1930-Jan-04 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1930 AA = 1949 SU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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