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23732 Choiseungjae (1998 HV95)
Classification: Main-belt Asteroid          SPK-ID: 2023732
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772316747933859 5.788e-08  
a 2.319028473442604 1.2989e-08 AU
q 1.908023173200822 1.3357e-07 AU
i 5.29555307623958 5.1567e-06 deg
node 85.70206194039372 6.0276e-05 deg
peri 263.39025093279 6.2296e-05 deg
M 140.8673030248802 1.6165e-05 deg
tp 2456495.762877451403
(2013-Jul-22.26287745)
5.6829e-05 JED
period 1289.904471908586
3.53
1.0837e-05
2.967e-08
d
yr
n .2790904348655616 2.3449e-09 deg/d
Q 2.730033773684386 1.5291e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      8798 days (24.09 yr)  
   first obs. used      1991-05-17  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56479  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:33:42  

Additional Information
 Earth MOID = .910761 AU 
 T_jup = 3.552 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO337458  
rotation period rot_per 8.6307 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J., in press.]

23732 Choiseungjae           Discovered 1998 Apr. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Choi Seung Jae (b. 1989) was awarded second place in the 2007 Intel International Science and Engineering Fair for his materials and bioengineering team project. He attends the Tianjin International School, Tianjin, China.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070828/MPCPages.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1998 HV95 = 1999 TF20 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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