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78498 (2002 RX72)
Classification: Main-belt Asteroid          SPK-ID: 2078498
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899671856952494 4.8332e-08  
a 3.101686875059643 1.8352e-08 au
q 2.51246814849667 1.4896e-07 au
i 1.976035700421548 4.778e-06 deg
node 172.9045277102511 0.00013047 deg
peri 219.1273180083457 0.00013103 deg
M 85.38766951987037 1.066e-05 deg
tp 2458727.252841400797
(2019-Aug-31.75284140)		 5.8686e-05 TDB
period 1995.240976287178
5.46		 1.7708e-05
4.848e-08		 d
yr
n .180429333738876 1.6013e-09 deg/d
Q 3.690905601622616 2.1838e-08 au
   Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      9805 days (26.84 yr)  
   first obs. used      1994-03-13  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56047  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:15:22  

Additional Information
 Earth MOID = 1.5176 au 
 Jupiter MOID = 1.75026 au 
 T_jup = 3.193 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457472.5 (2016-Mar-25.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855909640294607 4.7741e-08  
q 2.532783439864409 1.4594e-07 au
tp 2456725.813274412348
(2014-Mar-09.31327441)		 6.4275e-05 TDB
node 172.8655383405234 0.00013045 deg
peri 218.7912123901988 0.00013105 deg
i 1.971163251878732 4.7782e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      9805 days (26.84 yr)  
   first obs. used      1994-03-13  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56047  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:15:22  

Additional Information
 Jupiter MOID = 1.75026 au 
 T_jup = 3.193 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.279208785393844E-15 -6.928631933288601E-15 -3.648325016617538E-13 1.211321173574937E-14 -1.397156245271503E-13 -1.31142851904755E-15
q -6.928631933288601E-15 2.129806912853877E-14 8.205187907944279E-13 -4.418036575579708E-14 3.918436398388079E-13 4.149491431067581E-15
tp -3.648325016617538E-13 8.205187907944279E-13 4.131293533165319E-9 -6.522761185082499E-12 8.255988232259384E-10 -5.489364136542849E-13
node 1.211321173574937E-14 -4.418036575579708E-14 -6.522761185082499E-12 1.701649014522852E-8 -1.700806624925838E-8 8.7736263373248E-11
peri -1.397156245271503E-13 3.918436398388079E-13 8.255988232259384E-10 -1.700806624925838E-8 1.717496851794849E-8 -8.774164850526969E-11
i -1.31142851904755E-15 4.149491431067581E-15 -5.489364136542849E-13 8.7736263373248E-11 -8.774164850526969E-11 2.283081986309422E-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 15.31   n/a E2020-QM9  

78498 (2002 RX72)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/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
1935-May-03 10:26 00:02 Jupiter 1.78268261223759 1.78268203761191 1.78268318686338 1.75355266150029 1.45762422996112 2427925.934906969 2.24463365599854 102.062125908367 45.5317624211308 77.5958802988324 1845549.39956641 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
1945-Apr-20 16:59 00:02 Jupiter 1.88775741481696 1.88775669492417 1.88775813471028 2.06024728048166 1.82954473555876 2431566.207802097 1.94249290538839 110.362878921325 12.2867799144562 -87.165590548257 2041085.62043378 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
1996-Feb-13 02:39 < 00:01 Jupiter 1.97770006153554 1.9776995389983 1.97770058407267 2.82513480445847 2.66923460599085 2450126.610256822 0.641163521785471 44.6963870113072 14.3733788594524 -86.0377768142091 2489605.74636268 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
2006-Jan-28 10:36 < 00:01 Jupiter 1.75971244350611 1.75971198762053 1.7597128993912 1.63806234255901 1.31170323039433 2453763.941799372 0.400398011425483 78.7396988821172 56.9744031505442 -54.2718474934589 1890563.21846239 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
2016-Jan-18 22:00 < 00:01 Jupiter 1.98117242030626 1.9811718954504 1.98117294516202 2.47556199291884 2.29637435907476 2457406.416420807 0.248509474751777 46.0158039547665 8.1956156481552 83.818727926243 2327947.95535676 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
2066-Nov-10 00:40 00:01 Jupiter 1.88000571704931 1.88000516200599 1.88000627209242 2.284383500447 2.07781686741727 2475964.527884295 1.38066692334222 48.7073589950928 6.26714677337413 -86.1573599784848 1931524.632496 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
2076-Oct-25 20:27 00:02 Jupiter 1.77782739710617 1.77782679642762 1.77782799778441 1.67276955722525 1.35841240307624 2479602.352124857 1.65114607116334 109.60063248822 51.9821917959181 -70.5073934104684 1858788.24942192 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
2137-Aug-06 12:40 00:03 Jupiter 1.80379488613152 1.80379414544926 1.80379562681367 1.89988025370497 1.63413244399354 2501801.027772338 3.3089629494599 94.2214008751399 31.0443168750438 72.2345811444005 1699694.56922986 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15
2147-Jul-24 11:24 00:04 Jupiter 1.83164426870222 1.83164308977783 1.83164544763006 1.84908713257747 1.57931838617669 2505439.975091327 3.56443284687925 192.417222865967 28.0305904098389 -80.8580012805294 1894565.46976854 T 25 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:24 2021-Feb-24 07:15

Alternate Designations
 2002 RX72 = 1997 WD58 = 2000 GZ183 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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