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103101 (1999 XD174)
Classification: Main-belt Asteroid          SPK-ID: 2103101
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1522497252068097 3.2031e-08  
a 2.241896743518178 9.2324e-09 au
q 1.900568580375494 7.1592e-08 au
i 5.143191940441907 5.0425e-06 deg
node 17.07432967450298 4.3723e-05 deg
peri 76.38793182330014 4.7402e-05 deg
M 97.55304974897538 1.7352e-05 deg
tp 2458868.253674624229
(2020-Jan-19.75367462)
5.8897e-05 TDB
period 1226.088548159756
3.36
7.5738e-06
2.074e-08
d
yr
n .2936166401197745 1.8137e-09 deg/d
Q 2.583224906660862 1.0638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      8439 days (23.10 yr)  
   first obs. used      1997-04-09  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50395  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:50:42  

Additional Information
 Earth MOID = .924682 au 
 Jupiter MOID = 2.59411 au 
 T_jup = 3.613 
[ 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 16.47   n/a E2021B55  

103101 (1999 XD174)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 XD174 = 1997 GF27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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