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17619 (1995 VT)
Classification: Main-belt Asteroid          SPK-ID: 2017619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03529991163933752 1.8459e-08  
a 3.062844198371169 1.6644e-08 au
q 2.954726068803609 5.7298e-08 au
i 8.760458040826 3.45e-07 deg
node 231.1982882758159 2.9672e-06 deg
peri 294.1715906570178 2.0876e-05 deg
M 140.9206501202771 2.328e-05 deg
tp 2458434.095718045109
(2018-Nov-11.59571805)
0.00012412 TDB
period 1957.878715917594
5.36
1.5959e-05
4.369e-08
d
yr
n .1838724723207789 1.4988e-09 deg/d
Q 3.170962327938728 1.7232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2174  
   data-arc span      14017 days (38.38 yr)  
   first obs. used      1982-07-11  
   last obs. used      2020-11-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:08:20  

Additional Information
 Earth MOID = 1.97136 au 
 Jupiter MOID = 1.84816 au 
 T_jup = 3.214 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456881.5 (2014-Aug-12.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03470696207659459 1.7852e-08  
q 2.951356871258558 5.5493e-08 au
tp 2456448.838007824165
(2013-Jun-05.33800782)
0.00012972 TDB
node 231.3832756706288 2.9599e-06 deg
peri 287.9700754234821 2.2656e-05 deg
i 8.779604101681771 3.4594e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2174  
   data-arc span      14017 days (38.38 yr)  
   first obs. used      1982-07-11  
   last obs. used      2020-11-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:08:20  

Additional Information
 Jupiter MOID = 1.84816 au 
 T_jup = 3.214 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.187105930213405E-16 -9.502709599606068E-16 1.184200323962883E-12 1.79773101883571E-14 1.723157771725294E-13 1.704973790112751E-15
q -9.502709599606068E-16 3.079505042908953E-15 -3.07286325132349E-12 -4.996454709844688E-14 -4.206870612390334E-13 -4.648824737287108E-15
tp 1.184200323962883E-12 -3.07286325132349E-12 1.682613582094014E-8 3.177213903004105E-11 2.903883977716734E-9 6.600841095040405E-12
node 1.79773101883571E-14 -4.996454709844688E-14 3.177213903004105E-11 8.761264540574216E-12 -3.726316693390759E-12 4.389056988855047E-13
peri 1.723157771725294E-13 -4.206870612390334E-13 2.903883977716734E-9 -3.726316693390759E-12 5.132816270287149E-10 6.569676770877421E-13
i 1.704973790112751E-15 -4.648824737287108E-15 6.600841095040405E-12 4.389056988855047E-13 6.569676770877421E-13 1.19671056664E-13

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 12.48   n/a E2021B10  
diameter diameter 11.107 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.475 h n/a LCDB (Rev. 2020-October); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.249   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17619 (1995 VT)          Discovered 1995-Nov-01 by Otomo, S. at Kiyosato
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 VT = 1998 KX21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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