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635 Vundtia (A907 LA)
Classification: Main-belt Asteroid          SPK-ID: 2000635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 98 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07799621383275414 9.3317e-09  
a 3.142086722659742 1.0718e-08 au
q 2.897015854758116 2.8757e-08 au
i 11.00583064292815 6.9489e-07 deg
node 182.8668214854759 1.5514e-06 deg
peri 228.0612812933613 1.6856e-05 deg
M 34.23755963431008 1.4778e-05 deg
tp 2459203.024499356567
(2020-Dec-19.52449936)
8.3711e-05 TDB
period 2034.350023061724
5.57
1.0409e-05
2.85e-08
d
yr
n .1769606979718246 9.0543e-10 deg/d
Q 3.387157590561369 1.1554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3865  
   data-arc span      42028 days (115.07 yr)  
   first obs. used      1906-03-20  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40733  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 14:51:22  

Additional Information
 Earth MOID = 1.91844 au 
 Jupiter MOID = 1.97614 au 
 T_jup = 3.177 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456461.5 (2013-Jun-18.0) TDB
Reference: JPL 98 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07676140953740238 9.808e-09  
q 2.902306205125036 2.9591e-08 au
tp 2457141.445475070237
(2015-Apr-28.94547507)
8.8679e-05 TDB
node 183.0733038098896 1.5313e-06 deg
peri 223.4324546653332 1.7292e-05 deg
i 11.02600333026064 6.9623e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3865  
   data-arc span      42028 days (115.07 yr)  
   first obs. used      1906-03-20  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40733  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 14:51:22  

Additional Information
 Jupiter MOID = 1.97614 au 
 T_jup = 3.177 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.619616486719231E-17 -2.752657824144176E-16 -2.905370756774968E-13 -1.009041621333422E-14 -4.753463345668776E-14 4.779590600039422E-16
q -2.752657824144176E-16 8.756169294439598E-16 6.923843516923555E-13 3.075798642910628E-14 1.0597396639321E-13 -1.70553752817642E-15
tp -2.905370756774968E-13 6.923843516923555E-13 7.86389634561335E-9 3.292246921244454E-11 1.529568200382112E-9 1.098640365887575E-11
node -1.009041621333422E-14 3.075798642910628E-14 3.292246921244454E-11 2.344878376079882E-12 4.781931588147031E-12 -3.40792704436313E-13
peri -4.753463345668776E-14 1.0597396639321E-13 1.529568200382112E-9 4.781931588147031E-12 2.990099331367458E-10 2.419865266550217E-12
i 4.779590600039422E-16 -1.70553752817642E-15 1.098640365887575E-11 -3.40792704436313E-13 2.419865266550217E-12 4.8473097780321E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.11   n/a E2021B10 IRAS observations used: 11
diameter diameter 94.415 km 0.501 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.790 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2011) Minor Planet Bull. 38, 89-92.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Shevchenko, V.G.; Belksaya, I.N.; Muinon, K.; Penttila, A.; et al. (2016) Plan. Space Sci. 123, 101-116.]
[Franco, L.; Marchini, A.; Arena, C.; Casalnuovo, G.B.; et al. (2020) Minor Planet Bull. 47, 61-63.]
geometric albedo albedo 0.034   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.675   0.035 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=5.60, mean=13.29, max.=17.19) deg.
U-B UB 0.336   0.027 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=5.60, mean=13.29, max.=17.19) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

635 Vundtia (A907 LA)          Discovered 1907-Jun-09 by Lohnert, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A907 LA = 1945 GF = 1953 VV = A905 AC = A906 FC = A908 QA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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