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JPL Small-Body Database Browser
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245472 (2005 NH41)
Classification: Main-belt Asteroid          SPK-ID: 2245472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08800436419070504 7.5077e-08  
a 3.152761944868722 3.3185e-08 au
q 2.8753051344659 2.3649e-07 au
i 1.823170458157365 8.5345e-06 deg
node 198.7489207888517 0.00016883 deg
peri 160.5660015222615 0.00017169 deg
M 181.9464124616499 3.3167e-05 deg
tp 2460011.807957035219
(2023-Mar-08.30795704)
0.00019447 TDB
period 2044.726363372281
5.60
3.2283e-05
8.839e-08
d
yr
n .1760626783362186 2.7798e-09 deg/d
Q 3.430218755271545 3.6105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      8815 days (24.13 yr)  
   first obs. used      1995-12-16  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:43:25  

Additional Information
 Earth MOID = 1.87175 au 
 Jupiter MOID = 1.99979 au 
 T_jup = 3.200 
[ 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 16.0   n/a MPO422953  
rotation period rot_per 4.70 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

245472 (2005 NH41)          Discovered 2005-Jul-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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