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JPL Small-Body Database Browser
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52040 (2002 PJ61)
Classification: Main-belt Asteroid          SPK-ID: 2052040
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152290470830084 4.9405e-08  
a 2.573288289562935 1.4384e-08 au
q 2.181401004363854 1.2333e-07 au
i 1.370925535206909 4.8192e-06 deg
node 233.341224590524 0.00018569 deg
peri 81.08415238220454 0.00018649 deg
M 132.673808620563 2.1331e-05 deg
tp 2458444.834046121100
(2018-Nov-22.33404612)
8.614e-05 TDB
period 1507.756093506765
4.13
1.2642e-05
3.461e-08
d
yr
n .2387654087755705 2.0019e-09 deg/d
Q 2.965175574762016 1.6574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      8784 days (24.05 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:19:58  

Additional Information
 Earth MOID = 1.16806 au 
 Jupiter MOID = 2.30442 au 
 T_jup = 3.412 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456789.5 (2014-May-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539554426945855 4.9422e-08  
q 2.176426938269398 1.2355e-07 au
tp 2456937.983313538354
(2014-Oct-07.48331354)
7.7336e-05 TDB
node 233.4476666438041 0.00018616 deg
peri 81.06063181749191 0.00018694 deg
i 1.368398494731499 4.8175e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      8784 days (24.05 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:19:58  

Additional Information
 Jupiter MOID = 2.30442 au 
 T_jup = 3.412 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.442576256140146E-15 -6.080318722752587E-15 6.659145094065405E-13 -5.152365633116879E-16 3.769619972612529E-14 -5.880041417026839E-16
q -6.080318722752587E-15 1.526337136938505E-14 -1.176648035171895E-12 4.10478266487234E-15 6.928421061343888E-15 1.540783492757354E-15
tp 6.659145094065405E-13 -1.176648035171895E-12 5.980840349871016E-9 2.096760470059345E-11 1.326837943033528E-9 8.004855933626198E-14
node -5.152365633116879E-16 4.10478266487234E-15 2.096760470059345E-11 3.465502009704099E-8 -3.464000371369613E-8 9.511810768785723E-11
peri 3.769619972612529E-14 6.928421061343888E-15 1.326837943033528E-9 -3.464000371369613E-8 3.494575767310885E-8 -9.506292975008162E-11
i -5.880041417026839E-16 1.540783492757354E-15 8.004855933626198E-14 9.511810768785723E-11 -9.506292975008162E-11 2.320817978234519E-11

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 15.8   n/a MPO452878  

52040 (2002 PJ61)          Discovered 2002-Aug-11 by LINEAR at Socorro
Reference: 20021120/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
2097-Mar-30 20:19 00:02 Hebe 0.0209992085133331 0.0209896660313112 0.0210087726603852 6.57862048267311 6.57862043767236 2487063.346779921 1.60155682262684 1168.23444966409 37.7875265403032 66.0071800192307 75938.9334805416 T 14 CATAB v2.0f-lin.ifort 2020-Feb-23 10:20:12 2020-Feb-23 10:20

Alternate Designations
 2002 PJ61 = 1996 AF17 = 1998 RZ74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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