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4214 Veralynn (1987 UX4)
Classification: Main-belt Asteroid          SPK-ID: 2004214
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286212853530945 1.6226e-08  
a 2.419541695762504 7.1214e-09 au
q 2.108337132888125 3.8755e-08 au
i 3.547301720341623 6.8516e-07 deg
node 13.77764266536758 5.3027e-06 deg
peri 84.37748341421515 6.2957e-06 deg
M 243.2580977625465 5.913e-06 deg
tp 2459646.281824840408
(2022-Mar-07.78182484)
2.3909e-05 TDB
period 1374.668853828738
3.76
6.0691e-06
1.662e-08
d
yr
n .2618812516173079 1.1562e-09 deg/d
Q 2.730746258636883 8.0374e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2524  
   data-arc span      24547 days (67.21 yr)  
   first obs. used      1953-10-08  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44007  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:04:27  

Additional Information
 Earth MOID = 1.12848 au 
 Jupiter MOID = 2.41201 au 
 T_jup = 3.500 
[ 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 12.96   n/a MPCxxxxx  
diameter diameter 8.237 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 7.60 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:
[Aznar, A. (2011) http://www.apt.com.es/web/index.php?option=com_content=article=56%3 Aanalisis-de-asteroides=38%3Aanalisis-de-asteroides=55]
geometric albedo albedo 0.217   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4214 Veralynn (1987 UX4)          Discovered 1987-Oct-22 by Zhuravleva, L. V. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1987 UX4 = 1953 TB1 = 1972 TQ4 = 1972 VP = 1976 YT2 = 1977 AD = 1981 AF1 = 1985 FX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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