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180785 (2004 RE152)
Classification: Main-belt Asteroid          SPK-ID: 2180785
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1499918664957637 5.0893e-08  
a 3.086115530782366 2.3136e-08 au
q 2.623223302098755 1.5108e-07 au
i 16.18127573118504 4.2773e-06 deg
node 216.7147539927144 1.4362e-05 deg
peri 340.3717184264179 1.9092e-05 deg
M 123.1627714236387 1.3427e-05 deg
tp 2458523.024414136246
(2019-Feb-08.52441414)
7.2264e-05 TDB
period 1980.23483956891
5.42
2.2269e-05
6.097e-08
d
yr
n .1817966196768716 2.0444e-09 deg/d
Q 3.549007759465978 2.6607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      7308 days (20.01 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46364  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:57  

Additional Information
 Earth MOID = 1.6246 au 
 Jupiter MOID = 1.44851 au 
 T_jup = 3.149 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.72   n/a E2021B55  
rotation period rot_per 5.25 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) Ap. J. Supp. Ser. 241, A6.]

180785 (2004 RE152)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2004 RE152 = 2005 TQ49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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