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102130 (1999 RT179)
Classification: Main-belt Asteroid          SPK-ID: 2102130
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305646756977687 5.3797e-08  
a 2.428773063094609 1.4029e-08 au
q 1.868783789458724 1.2835e-07 au
i 5.960811712246258 5.7747e-06 deg
node 121.5864024821942 3.6041e-05 deg
peri 187.5083781910123 3.7208e-05 deg
M 196.3823488120038 9.6059e-06 deg
tp 2459628.857041660712
(2022-Feb-18.35704166)
4.0474e-05 TDB
period 1382.543590837539
3.79
1.1979e-05
3.28e-08
d
yr
n .2603896198180006 2.2561e-09 deg/d
Q 2.988762336730494 1.7264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      7463 days (20.43 yr)  
   first obs. used      1999-09-09  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:31  

Additional Information
 Earth MOID = .854309 au 
 Jupiter MOID = 2.28445 au 
 T_jup = 3.465 
[ 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 16.58   n/a E2021B55  
diameter diameter 2.403 km 0.753 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.14769 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.092   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102130 (1999 RT179)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RT179 = 2002 GV147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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