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1623 Vivian (1948 PL)
Classification: Main-belt Asteroid          SPK-ID: 2001623
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1541402817073849 2.0496e-08  
a 3.143091196576052 1.2051e-08 au
q 2.658614234103817 6.8708e-08 au
i 2.503040305921508 3.2337e-07 deg
node 115.3537074195857 6.7613e-06 deg
peri 320.4720107557134 7.2327e-06 deg
M 279.9289685580801 4.1352e-06 deg
tp 2459653.196172281293
(2022-Mar-14.69617228)
2.4406e-05 TDB
period 2035.325623842842
5.57
1.1705e-05
3.205e-08
d
yr
n .1768758746918805 1.0172e-09 deg/d
Q 3.627568159048286 1.3908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3191  
   data-arc span      26455 days (72.43 yr)  
   first obs. used      1948-08-09  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47822  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:42:49  

Additional Information
 Earth MOID = 1.67401 au 
 Jupiter MOID = 1.63655 au 
 T_jup = 3.190 
[ 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 11.34   n/a E2021B10  
diameter diameter 27.851 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 20.5209 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Molnar, L.A.; Haegert, M.J.; Beaumonts, C.N.; Block, M.J.; et al. (2008) Minor Planet Bull. 35, 9-12.]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.075   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1623 Vivian (1948 PL)          Discovered 1948-Aug-09 by Johnson, E. L. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1948 PL = 1951 EG2 = 1954 SA = 1955 YC = 1960 WP = 1965 QB = 1965 UW = 1973 GG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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