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JPL Small-Body Database Browser
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193880 (2001 QE180)
Classification: Main-belt Asteroid          SPK-ID: 2193880
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2310528420704771 7.4417e-08  
a 2.31236003239818 8.7928e-09 au
q 1.7780826750224 1.7391e-07 au
i 3.355199545234217 4.7149e-06 deg
node 80.57115957516675 0.00011733 deg
peri 280.0262423768268 0.00011781 deg
M 111.5170562918098 1.1791e-05 deg
tp 2458602.649045453911
(2019-Apr-29.14904545)
4.082e-05 TDB
period 1284.344730745112
3.52
7.3257e-06
2.006e-08
d
yr
n .2802985766844283 1.5988e-09 deg/d
Q 2.84663738977396 1.0824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      6678 days (18.28 yr)  
   first obs. used      2001-08-25  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56095  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:59:25  

Additional Information
 Earth MOID = .778837 au 
 Jupiter MOID = 2.61043 au 
 T_jup = 3.545 
[ 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 16.8   n/a MPO449957  

193880 (2001 QE180)          Discovered 2001-Aug-25 by NEAT at Palomar
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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