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23811 Connorivens (1998 QB46)
Classification: Main-belt Asteroid          SPK-ID: 2023811
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387624168833704 3.7585e-08  
a 2.608808371732993 1.1883e-08 au
q 2.246803816885753 9.4749e-08 au
i 3.591280772631135 4.7387e-06 deg
node 324.1459636835 6.3272e-05 deg
peri 279.4689596316929 6.5946e-05 deg
M 141.6248999535911 1.7861e-05 deg
tp 2458395.021381454340
(2018-Oct-03.52138145)
7.6644e-05 TDB
period 1539.081776918215
4.21
1.0516e-05
2.879e-08
d
yr
n .2339056997483571 1.5982e-09 deg/d
Q 2.970812926580233 1.3532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1036  
   data-arc span      15774 days (43.19 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55583  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:23:51  

Additional Information
 Earth MOID = 1.2372 au 
 Jupiter MOID = 2.06602 au 
 T_jup = 3.394 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO435923  
diameter diameter 4.239 km 0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.130   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

23811 Connorivens           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Connor Joseph Ivens (b. 1993) is a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his physical science project. He attends the Newaygo Middle School, Newaygo, Michigan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071026/MPCPages.arcLast Updated: 2007-10-28

Alternate Designations
 1998 QB46 = 1977 RK15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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