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192874 (1999 XN30)
Classification: Main-belt Asteroid          SPK-ID: 2192874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1835830694960435 5.5567e-08  
a 2.77321768756616 1.646e-08 au
q 2.264101872102045 1.5455e-07 au
i 8.658370848923177 5.8342e-06 deg
node 208.7530035109058 3.2929e-05 deg
peri 161.6814952353741 3.5201e-05 deg
M 245.0955514980562 1.4013e-05 deg
tp 2459738.904537012631
(2022-Jun-08.40453701)
6.8485e-05 TDB
period 1686.84185731302
4.62
1.5018e-05
4.112e-08
d
yr
n .2134165680317217 1.9e-09 deg/d
Q 3.282333503030276 1.9481e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      7471 days (20.45 yr)  
   first obs. used      1999-12-06  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48882  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:54  

Additional Information
 Earth MOID = 1.2648 au 
 Jupiter MOID = 2.19743 au 
 T_jup = 3.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.62   n/a E2021B55  
diameter diameter 4.691 km 2.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192874 (1999 XN30)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1999 XN30 = 2003 QL15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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