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24655 (1987 QH)
Classification: Main-belt Asteroid          SPK-ID: 2024655
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2883438579582316 1.3906e-08  
a 2.365593568342661 5.8407e-09 au
q 1.683489192485558 3.1691e-08 au
i 8.237521269100055 7.4493e-07 deg
node 318.3922642384914 8.202e-06 deg
peri 7.410506001720938 8.6923e-06 deg
M 55.05348142636188 2.4376e-06 deg
tp 2458997.268552709779
(2020-May-27.76855271)
8.7565e-06 TDB
period 1328.949943380797
3.64
4.9218e-06
1.348e-08
d
yr
n .2708905642331223 1.0033e-09 deg/d
Q 3.047697944199764 7.5248e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1831  
   data-arc span      12245 days (33.52 yr)  
   first obs. used      1987-08-25  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:46:09  

Additional Information
 Earth MOID = .66996 au 
 Jupiter MOID = 2.30588 au 
 T_jup = 3.478 
[ 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 14.30   n/a MPCxxxxx  
diameter diameter 3.820 km 0.832 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.373   0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

24655 (1987 QH)          Discovered 1987-Aug-25 by Singer-Brewster, S. at Palomar
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 QH = 1998 OV6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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