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1935 Lucerna (1973 RB)
Classification: Main-belt Asteroid          SPK-ID: 2001935
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2267289638876665 3.6242e-08  
a 2.626794961026795 6.5056e-09 au
q 2.031224461167846 9.5785e-08 au
i 9.545187632996143 3.9654e-06 deg
node 200.0261718132846 1.9946e-05 deg
peri 199.3011352615933 2.1109e-05 deg
M 317.9570412503977 6.6751e-06 deg
tp 2459182.105275176296
(2020-Nov-28.60527518)
2.8992e-05 TDB
period 1555.026121088235
4.26
5.7768e-06
1.582e-08
d
yr
n .2315073651290601 8.6003e-10 deg/d
Q 3.222365460885744 7.9806e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2159  
   data-arc span      18660 days (51.09 yr)  
   first obs. used      1969-10-15  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:03:34  

Additional Information
 Earth MOID = 1.04107 au 
 Jupiter MOID = 2.21235 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456931.5 (2014-Oct-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .229798082310365 3.6554e-08  
q 2.021680000701769 9.6982e-08 au
tp 2457624.157330382710
(2016-Aug-23.65733038)
2.7065e-05 TDB
node 200.2177644204616 1.987e-05 deg
peri 198.6869873218365 2.0983e-05 deg
i 9.568078207493313 3.9754e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2159  
   data-arc span      18660 days (51.09 yr)  
   first obs. used      1969-10-15  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:03:34  

Additional Information
 Jupiter MOID = 2.21235 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.336173374194867E-15 -3.540518828295654E-15 5.495326113142814E-16 -7.670877338360111E-15 1.033051446260507E-14 -2.050832012147856E-15
q -3.540518828295654E-15 9.405466236864745E-15 1.008909510016822E-14 1.969446163946422E-14 -2.734327421598253E-14 5.691711258630515E-15
tp 5.495326113142814E-16 1.008909510016822E-14 7.324998664497811E-10 -1.761311887284298E-12 1.91841859207513E-10 -4.662086766285736E-13
node -7.670877338360111E-15 1.969446163946422E-14 -1.761311887284298E-12 3.948104314375184E-10 -3.89170436256647E-10 1.218583945417007E-11
peri 1.033051446260507E-14 -2.734327421598253E-14 1.91841859207513E-10 -3.89170436256647E-10 4.402972678294567E-10 -1.221141381156764E-11
i -2.050832012147856E-15 5.691711258630515E-15 -4.662086766285736E-13 1.218583945417007E-11 -1.221141381156764E-11 1.580383120745197E-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 13.0   n/a PDS3 (MPC 17263)  
diameter diameter 6.387 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 15.86044 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.300   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1935 Lucerna (1973 RB)          Discovered 1973-Sep-02 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1973 RB = 1969 TU6 = 1969 VJ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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