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30522 (2001 MQ15)
Classification: Main-belt Asteroid          SPK-ID: 2030522
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3436297410384503 1.4932e-08  
a 2.779274485761881 9.862e-09 au
q 1.824233113944754 4.227e-08 au
i 14.06548724549601 1.0974e-06 deg
node 145.7415523261501 1.9442e-06 deg
peri 267.7101204750451 3.0208e-06 deg
M 19.04140183395582 2.3712e-06 deg
tp 2459110.985785497871
(2020-Sep-18.48578550)
1.0796e-05 TDB
period 1692.371050292145
4.63
9.0078e-06
2.466e-08
d
yr
n .2127193087697022 1.1322e-09 deg/d
Q 3.734315857579008 1.3251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1933  
   data-arc span      12263 days (33.57 yr)  
   first obs. used      1987-08-27  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46667  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:29:55  

Additional Information
 Earth MOID = .896855 au 
 Jupiter MOID = 1.94522 au 
 T_jup = 3.204 
[ 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 13.32   n/a E2021B10  
diameter diameter 6.356 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.229   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30522 (2001 MQ15)          Discovered 2001-Jun-25 by JPL/GEODSS NEAT at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 MQ15 = 1987 QU5 = 1989 CB2 = 1995 OP12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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