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JPL Small-Body Database Browser
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48597 (1994 XP4)
Classification: Main-belt Asteroid          SPK-ID: 2048597
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2017678006369835 4.7742e-08  
a 2.580257573090542 1.062e-08 au
q 2.059644677491143 1.261e-07 au
i 3.679349616124324 4.6645e-06 deg
node 343.3128440776688 5.0773e-05 deg
peri 162.4952222060007 5.1918e-05 deg
M 12.9207750532636 8.0912e-06 deg
tp 2458946.165073515424
(2020-Apr-06.66507352)
3.4051e-05 TDB
period 1513.885463821816
4.14
9.3465e-06
2.559e-08
d
yr
n .2377987031404457 1.4681e-09 deg/d
Q 3.100870468689942 1.2763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      21680 days (59.36 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50377  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:10:23  

Additional Information
 Earth MOID = 1.07195 au 
 Jupiter MOID = 1.91173 au 
 T_jup = 3.393 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456862.5 (2014-Jul-24.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020353915232107 4.7919e-08  
q 2.058925121192638 1.2663e-07 au
tp 2457433.468495564456
(2016-Feb-14.96849556)
3.5775e-05 TDB
node 343.3393801243569 5.0738e-05 deg
peri 162.7051119529532 5.1866e-05 deg
i 3.68129979372656 4.6657e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      21680 days (59.36 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50377  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:10:23  

Additional Information
 Jupiter MOID = 1.91173 au 
 T_jup = 3.393 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.296252485593562E-15 -6.055657596663856E-15 5.901166599930576E-13 -1.338488910977905E-14 2.483679273282447E-13 -1.91482293198331E-15
q -6.055657596663856E-15 1.603476037376949E-14 -1.627581817408E-12 3.385486111869797E-14 -6.799423484530072E-13 5.045324549022109E-15
tp 5.901166599930576E-13 -1.627581817408E-12 1.27986524056124E-9 -2.657921760324186E-12 3.863835571882541E-10 1.117427841887274E-14
node -1.338488910977905E-14 3.385486111869797E-14 -2.657921760324186E-12 2.574331606514817E-9 -2.569871415003969E-9 -1.742520705247301E-11
peri 2.483679273282447E-13 -6.799423484530072E-13 3.863835571882541E-10 -2.569871415003969E-9 2.690063010741791E-9 1.735392268029576E-11
i -1.91482293198331E-15 5.045324549022109E-15 1.117427841887274E-14 -1.742520705247301E-11 1.735392268029576E-11 2.176859611919695E-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 15.4   n/a MPO365820  

48597 (1994 XP4)          Discovered 1994-Dec-03 by Kobayashi, T. at Oizumi
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
1927-Jan-15 12:13 00:01 Jupiter 1.91434009000533 1.91433969994509 1.914340480066 1.95672313979824 1.71576271237251 2424896.008822558 1.34691451796658 148.8427981369 31.6256825676695 83.0299619101855 2186823.67759804 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 09:10:37 2020-Feb-23 09:10
2010-Jan-23 18:54 < 00:01 Jupiter 1.90706130361475 1.90706091440356 1.90706169282616 1.93399170357951 1.68879324115843 2455220.287511761 0.164704394998054 102.774151557239 22.2427219883375 71.4555624330769 2987568.20571114 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 09:10:37 2020-Feb-23 09:10
2093-Feb-01 07:01 00:01 Jupiter 1.90854756349714 1.90854718426352 1.90854794273087 1.93092859187752 1.6854897458638 2485544.792701766 1.27809827222838 141.424365414658 35.7729515970086 82.8541235857789 2022510.29583842 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 09:10:37 2020-Feb-23 09:10
2176-Feb-10 15:19 00:03 Jupiter 1.91142313807085 1.91142274951286 1.91142352663059 1.93176266344976 1.68684106480881 2515868.138349757 2.57209703982947 235.9420820408 39.6535498697042 88.9243001548834 1962886.71001933 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 09:10:37 2020-Feb-23 09:10

Alternate Designations
 1994 XP4 = 4145 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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