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9532 Abramenko (1981 RQ2)
Classification: Main-belt Asteroid          SPK-ID: 2009532
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823660494229418 3.581e-08  
a 2.594290751512056 9.3905e-09 au
q 2.121180196104327 9.146e-08 au
i 10.17641537031919 4.5443e-06 deg
node 230.6389916469543 2.116e-05 deg
peri 91.49548213919441 2.4798e-05 deg
M 126.7860630738649 1.4863e-05 deg
tp 2458462.979027656988
(2018-Dec-10.47902766)
6.1626e-05 TDB
period 1526.252534008788
4.18
8.2868e-06
2.269e-08
d
yr
n .2358718442579354 1.2807e-09 deg/d
Q 3.067401306919784 1.1103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1935  
   data-arc span      15979 days (43.75 yr)  
   first obs. used      1976-05-03  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47401  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:21:36  

Additional Information
 Earth MOID = 1.13872 au 
 Jupiter MOID = 2.33398 au 
 T_jup = 3.372 
[ 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 12.9   n/a MPO350878  
diameter diameter 6.251 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.329   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

9532 Abramenko (1981 RQ2)          Discovered 1981-Sep-07 by Karachkina, L. G. at Nauchnyj
Reference: 19981110/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2036-Mar-29 09:17 < 00:01 Amphi 0.0338781012027297 0.0338750702979611 0.0338811325851704 6.2797225103292 6.27972248330744 2464781.886843712 0.517245115298188 255.706552480784 35.3396616743027 -54.5382361649972 117346.071553697 T 27 CATAB v2.0f-lin.ifort 2020-Feb-22 19:21:58 2020-Feb-22 19:22
2040-Oct-28 00:42 00:01 Psych 0.0477232627921394 0.0477180685383374 0.0477284570914327 3.72846448489407 3.72846441689655 2466455.529479879 1.26020478137189 269.100704370158 33.5842923728824 16.0829794288393 64101.6693743058 T 27 CATAB v2.0f-lin.ifort 2020-Feb-22 19:21:58 2020-Feb-22 19:22

Alternate Designations
 1981 RQ2 = 1976 JL6 = 1981 SY = 1981 TE1 = 1981 UD13 = 1993 LD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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