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19627 (1999 RU16)
Classification: Main-belt Asteroid          SPK-ID: 2019627
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04237154788707203 3.2259e-08  
a 2.844467746724003 1.1455e-08 au
q 2.723943245380456 9.1324e-08 au
i 1.105418087899728 3.1943e-06 deg
node 271.2674418384177 0.00018257 deg
peri 58.63918566615104 0.00018747 deg
M 172.9774234703715 4.3995e-05 deg
tp 2458358.548896346060
(2018-Aug-28.04889635)
0.00021358 TDB
period 1752.265649669221
4.80
1.0585e-05
2.898e-08
d
yr
n .2054483006432033 1.241e-09 deg/d
Q 2.964992248067551 1.194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2466  
   data-arc span      8776 days (24.03 yr)  
   first obs. used      1997-03-05  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:59:58  

Additional Information
 Earth MOID = 1.71078 au 
 Jupiter MOID = 2.18285 au 
 T_jup = 3.306 
[ 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 13.5   n/a MPO502316  
diameter diameter 6.064 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19627 (1999 RU16)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RU16 = 1998 MF38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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