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27136 (1998 XJ16)
Classification: Main-belt Asteroid          SPK-ID: 2027136
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2264600249865364 4.1222e-08  
a 2.348420044672364 8.9773e-09 au
q 1.816596782676978 9.9075e-08 au
i 12.78756772382094 4.6995e-06 deg
node 85.53102699533204 1.8934e-05 deg
peri 302.7820490488022 2.1163e-05 deg
M 29.63780224082627 1.0741e-05 deg
tp 2458892.280483354843
(2020-Feb-12.78048335)
3.8948e-05 TDB
period 1314.504553194909
3.60
7.5374e-06
2.064e-08
d
yr
n .2738674423949453 1.5704e-09 deg/d
Q 2.880243306667751 1.101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1622  
   data-arc span      24977 days (68.38 yr)  
   first obs. used      1951-09-08  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:57:47  

Additional Information
 Earth MOID = .857651 au 
 Jupiter MOID = 2.61703 au 
 T_jup = 3.492 
[ 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 13.6   n/a MPO493028  
diameter diameter 6.783 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 26. h n/a LCDB (Rev. 2019-August); 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2005) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.164   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27136 (1998 XJ16)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XJ16 = 1976 SS10 = 2000 FQ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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