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24727 (1991 VD1)
Classification: Main-belt Asteroid          SPK-ID: 2024727
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09330542514260186 1.6429e-08  
a 2.531733898182454 7.3502e-09 au
q 2.295509390464603 4.1081e-08 au
i 16.02011497104745 1.0438e-06 deg
node 32.33476410386672 9.0038e-07 deg
peri 4.565817614883385 7.4172e-06 deg
M 87.29685035445233 6.2971e-06 deg
tp 2458843.702678292398
(2019-Dec-26.20267829)
2.5412e-05 TDB
period 1471.382246818778
4.03
6.4076e-06
1.754e-08
d
yr
n .2446678969916505 1.0655e-09 deg/d
Q 2.767958405900304 8.036e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2321  
   data-arc span      15102 days (41.35 yr)  
   first obs. used      1979-11-16  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:37:04  

Additional Information
 Earth MOID = 1.30136 au 
 Jupiter MOID = 2.6514 au 
 T_jup = 3.390 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.85   n/a MPCxxxxx  
diameter diameter 5.309 km 0.410 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24727 (1991 VD1)          Discovered 1991-Nov-04 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 VD1 = 1979 WW2 = 1987 VP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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