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JPL Small-Body Database Browser
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3729 Yangzhou (1983 VP7)
Classification: Main-belt Asteroid          SPK-ID: 2003729
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924125888134216 3.8924e-08  
a 2.624572871032498 1.0612e-08 au
q 2.11957201038766 1.0121e-07 au
i 13.45788279625846 4.2123e-06 deg
node 4.650849063587951 1.5984e-05 deg
peri 313.2454828452513 1.9612e-05 deg
M 182.9194502267414 1.4409e-05 deg
tp 2459364.432067722906
6.4547e-05 TDB
period 1553.053368833493
n .2318014353044403 1.4058e-09 deg/d
Q 3.129573731677335 1.2654e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2495  
   data-arc span      24197 days (66.25 yr)  
   first obs. used      1953-09-07  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:34:36  

Additional Information
 Earth MOID = 1.13096 au 
 Jupiter MOID = 2.30413 au 
 T_jup = 3.338 
[ 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 11.8   n/a MPO337282  
diameter diameter 12.630 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 29.158 h n/a LCDB (Rev. 2019-January); 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 0.160   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

3729 Yangzhou           Discovered 1983 Nov. 1 at the Purple Mountain Observatory.
Situated between the Yangtze and Huai rivers, Yangzhou is the location of China's earliest canal, dating back to 486 B.C. During the Tang dynasty it was China's busiest metropolis and an important port on the Oriental Sea Silk Road.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990928/MPCPages.arcLast Updated: 2010-06-11

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1979-Mar-09 08:55 < 00:01 Juno 0.0298539296739905 0.0298504341694171 0.0298574251787157 11.5130973822973 11.5130973469015 2443941.871509832 0.231964587138552 174.318651371551 31.9208440136246 -1.13260577828539 25760.2871767123 T 32 CATAB v2.0f-lin.ifort 2019-Dec-13 21:34:51 2019-Dec-13 21:34

Alternate Designations
 1983 VP7 = 1953 RD1 = 1966 TO = 1970 QL1 = 1983 WN1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-Jan-21 00:46 UT
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