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175773 (1998 XY17)
Classification: Main-belt Asteroid          SPK-ID: 2175773
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04241779854773133 3.9385e-08  
a 2.684385373860338 1.7347e-08 au
q 2.570519655847454 1.0349e-07 au
i 6.968652205190978 5.0433e-06 deg
node 79.27364155359618 3.3536e-05 deg
peri 282.5732853349026 7.3266e-05 deg
M 59.9015252181195 6.2929e-05 deg
tp 2458933.198680588093
(2020-Mar-24.69868059)
0.00028111 TDB
period 1606.444487646843
4.40
1.5572e-05
4.263e-08
d
yr
n .2240973795038111 2.1723e-09 deg/d
Q 2.798251091873222 1.8083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      8075 days (22.11 yr)  
   first obs. used      1998-12-08  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51906  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:33:45  

Additional Information
 Earth MOID = 1.57729 au 
 Jupiter MOID = 2.3937 au 
 T_jup = 3.363 
[ 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 16.1   n/a MPO440000  

175773 (1998 XY17)          Discovered 1998-Dec-08 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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