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117878 (2602 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117878
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946657744374431 3.9689e-08  
a 3.092766535074187 1.6917e-08 au
q 2.490710742369763 1.285e-07 au
i 2.825423997645676 4.3546e-06 deg
node 61.82134086279586 9.2808e-05 deg
peri 14.20072229156679 9.3644e-05 deg
M 301.4402830176016 1.1777e-05 deg
tp 2459323.658513269362
(2021-Apr-19.15851327)
6.5201e-05 TDB
period 1986.639805857299
5.44
1.63e-05
4.463e-08
d
yr
n .1812105037554346 1.4868e-09 deg/d
Q 3.694822327778611 2.021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      21967 days (60.14 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:44:48  

Additional Information
 Earth MOID = 1.50606 au 
 Jupiter MOID = 1.58589 au 
 T_jup = 3.193 
[ 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 14.9   n/a MPO449689  
diameter diameter 6.473 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117878 (2602 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1937-Sep-14 06:52 00:02 Jupiter 1.70473551409299 1.7047346491311 1.70473637905383 1.76677121172365 1.45868144742497 2428790.785887707 2.12680646900714 102.023235719095 60.3768143386241 -56.6141001988547 1186464.10503278 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
1947-Jul-13 05:39 00:02 Jupiter 1.72063549534738 1.7206346257842 1.72063636491114 1.47866837549977 1.09631839665209 2432379.735576214 1.77757570920208 204.982710598595 106.731929095402 -41.8185889602264 1511489.68253164 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
1998-Feb-16 22:54 < 00:01 Jupiter 1.94667025344645 1.94666963632968 1.94667087056311 3.21891698517636 3.0807790489969 2450861.454405467 0.559160403900057 46.4939669314987 19.8895689717359 80.6704172405299 2244872.11370012 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2007-Dec-10 19:39 < 00:01 Jupiter 1.59679171941982 1.59679135214885 1.59679208668969 1.20246658265763 0.620500150027466 2454445.318731564 0.355671926240807 635.610638690714 203.85233910212 3.44053730884774 1775350.99155948 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2017-Oct-16 07:39 < 00:01 Jupiter 1.97461527239555 1.97461473246493 1.97461581232606 2.33228992242168 2.1404823854251 2458042.819048027 0.307579377921172 54.1387652779149 8.68167576746666 82.8900862239911 2514827.38776839 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2068-May-15 12:39 00:01 Jupiter 1.69933535700156 1.69933462394427 1.69933609005768 1.79225439864254 1.4883846958054 2476517.027127656 1.37439646158631 76.1384062392337 63.647348997815 -59.7911808482088 1163592.93496516 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2078-Mar-11 08:11 00:02 Jupiter 1.70564786767767 1.70564715557183 1.70564857978321 1.44142602910746 1.04139886449426 2480103.841219086 1.63428398725953 160.648397684899 109.608431950141 -31.8098233470586 1680252.7708257 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2128-Oct-17 02:28 00:03 Jupiter 1.94745620219725 1.94745473777377 1.94745766662161 3.2861655733815 3.15103290536017 2498585.603043125 2.74693032420812 113.054446607184 22.4846705083343 67.9851547538666 1716367.69536733 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2138-Aug-09 04:34 00:03 Jupiter 1.58534565832587 1.58534528733814 1.58534602931261 1.1801600654835 0.569396774369504 2502168.690015994 3.15055345521687 1027.58543986226 359.4973528546 -7.92172914826299 1520122.72462107 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2148-Jun-12 08:31 00:03 Jupiter 1.96241437579241 1.96241242879982 1.9624163227888 2.3006341581627 2.10467864690597 2505763.854647476 3.36173680192881 189.393639242765 8.5848237309414 80.7925652202119 2219453.92855712 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44
2199-Jan-13 22:04 00:05 Jupiter 1.69658349733874 1.69658156345224 1.69658543121878 1.8282399509563 1.53099887014037 2524241.419435910 4.83396679952987 190.378734908173 63.4328170917035 -33.7980728745375 658412.822448303 T 18 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:50 2020-Dec-17 22:44

Alternate Designations
 2602 P-L = 1998 SG106 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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