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175110 (2004 NF9)
Classification: Main-belt Asteroid          SPK-ID: 2175110
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 .1946328705336901 5.6628e-08  
a 3.160810893102307 3.1953e-08 au
q 2.545613195763648 1.9235e-07 au
i 3.402039380326554 6.0172e-06 deg
node 292.3438242021299 9.7412e-05 deg
peri 324.627412395663 9.8721e-05 deg
M 350.6452205240921 1.6933e-05 deg
tp 2459253.836836128127
(2021-Feb-08.33683613)
9.6811e-05 TDB
period 2052.561586895371
5.62
3.1124e-05
8.521e-08
d
yr
n .175390595974527 2.6596e-09 deg/d
Q 3.776008590440966 3.8172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      21783 days (59.64 yr)  
   first obs. used      1960-09-26  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57944  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:04:04  

Additional Information
 Earth MOID = 1.5299 au 
 Jupiter MOID = 1.30997 au 
 T_jup = 3.172 
[ 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 15.36   n/a E2021B55  
diameter diameter 4.111 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.80 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.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.095   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175110 (2004 NF9)          Discovered 2004-Jul-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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