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JPL Small-Body Database Browser
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4365 Ivanova (1978 VH8)
Classification: Main-belt Asteroid          SPK-ID: 2004365
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0547137264485112 3.4847e-08  
a 2.849718112936287 1.3049e-08 au
q 2.693799415649723 1.0151e-07 au
i 1.042938119204 3.9029e-06 deg
node 244.6447210433165 0.00025628 deg
peri 56.36227473236873 0.00026078 deg
M 266.6691341866499 5.0392e-05 deg
tp 2459056.037438080822
(2020-Jul-25.53743808)
0.00024703 TDB
period 1757.11942967573
4.81
1.2069e-05
3.304e-08
d
yr
n .2048807803954662 1.4073e-09 deg/d
Q 3.00563681022285 1.3763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2051  
   data-arc span      23988 days (65.68 yr)  
   first obs. used      1953-09-06  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48206  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:25:04  

Additional Information
 Earth MOID = 1.67764 au 
 Jupiter MOID = 2.10888 au 
 T_jup = 3.304 
[ 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 12.6   n/a MPO256896  
diameter diameter 7.389 km 0.325 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.84 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:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.324   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4365 Ivanova (1978 VH8)          Discovered 1978-Nov-07 by Helin and Bus at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 VH8 = 1963 TH = 1977 RV8 = 1980 FQ9 = 1982 UD = 1987 SD5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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