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19524 Acaciacoleman (1998 YB7)
Classification: Main-belt Asteroid          SPK-ID: 2019524
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2069427893116977 1.6352e-08  
a 2.65032949134083 9.9738e-09 au
q 2.101862913807706 4.2587e-08 au
i 12.77314655638001 6.9537e-07 deg
node 295.4623170682245 4.7126e-06 deg
peri 99.47930389234251 8.4601e-06 deg
M 92.66228265808431 5.9981e-06 deg
tp 2458990.852574188432
(2020-May-21.35257419)
2.5337e-05 TDB
period 1575.971032690977
4.31
8.8961e-06
2.436e-08
d
yr
n .2284305945555982 1.2895e-09 deg/d
Q 3.198796068873954 1.2038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2030  
   data-arc span      16862 days (46.17 yr)  
   first obs. used      1975-03-12  
   last obs. used      2021-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43088  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:11:29  

Additional Information
 Earth MOID = 1.1528 au 
 Jupiter MOID = 2.37731 au 
 T_jup = 3.325 
[ 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 13.47   n/a MPCxxxxx  
diameter diameter 5.998 km 2.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.340   0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19524 Acaciacoleman           Discovered 1998 Dec. 23 by E. Sheridan at the Crescent Butte Observatory.
Acacia Coleman is the granddaughter of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020526/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1998 YB7 = 1991 BU1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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