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647 Adelgunde (A907 RM)
Classification: Main-belt Asteroid          SPK-ID: 2000647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946037371387875 3.7719e-08  
a 2.441184565792628 5.7824e-09 au
q 1.966120926243854 9.2128e-08 au
i 7.331009930738234 4.0336e-06 deg
node 254.6780348558271 2.8718e-05 deg
peri 175.628988717904 3.0192e-05 deg
M 136.2882588550084 9.1825e-06 deg
tp 2458473.081580941153
(2018-Dec-20.58158094)
3.5058e-05 TDB
period 1393.154718215167
3.81
4.9499e-06
1.355e-08
d
yr
n .2584063315388346 9.1812e-10 deg/d
Q 2.916248205341401 6.9076e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2951  
   data-arc span      41269 days (112.99 yr)  
   first obs. used      1907-09-11  
   last obs. used      2020-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40729  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:27:17  

Additional Information
 Earth MOID = .980708 au 
 Jupiter MOID = 2.37606 au 
 T_jup = 3.464 
[ 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 11.2   n/a MPO473770  
diameter diameter 9.725 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 32.202 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.508   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.719   0.027 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.12, mean=4.39, max.=4.65) deg.
U-B UB 0.297   0.040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.12, mean=4.39, max.=4.65) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

647 Adelgunde (A907 RM)          Discovered 1907-Sep-11 by Kopff, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A907 RM = 1930 SA = 1949 YJ = 1960 PA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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