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78355 (2002 PM101)
Classification: Main-belt Asteroid          SPK-ID: 2078355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158598854749299 5.0723e-08  
a 2.545669112348393 1.865e-08 au
q 2.250728180534642 1.2553e-07 au
i 8.637018188447584 5.4308e-06 deg
node 206.0471552122051 3.2806e-05 deg
peri 82.78965850993147 5.5305e-05 deg
M 206.2841955630004 5.493e-05 deg
tp 2459833.957347598989
(2022-Sep-11.45734760)
0.00023069 TDB
period 1483.547160104154
4.06
1.6303e-05
4.464e-08
d
yr
n .2426616488381306 2.6666e-09 deg/d
Q 2.840610044162144 2.0811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      10212 days (27.96 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59346  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:36:23  

Additional Information
 Earth MOID = 1.25291 au 
 Jupiter MOID = 2.3194 au 
 T_jup = 3.418 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457538.5 (2016-May-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170603846102271 5.0701e-08  
q 2.246415352232405 1.2553e-07 au
tp 2456868.001533958205
(2014-Jul-29.50153396)
0.00021032 TDB
node 206.0751030115007 3.28e-05 deg
peri 82.82257276696052 5.5078e-05 deg
i 8.638785532362119 5.4324e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      10212 days (27.96 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59346  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:36:23  

Additional Information
 Jupiter MOID = 2.3194 au 
 T_jup = 3.418 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.570602518678231E-15 -6.31444136993977E-15 3.715419954289647E-12 2.689007578584387E-14 7.236672348222357E-13 6.383347195058939E-15
q -6.31444136993977E-15 1.575697037867509E-14 -7.642728856319476E-12 -5.865224824206196E-14 -1.445695162236909E-12 -1.444347922055915E-14
tp 3.715419954289647E-12 -7.642728856319476E-12 4.423534950076357E-8 2.627151682877343E-10 9.33023983124841E-9 2.623848824512844E-11
node 2.689007578584387E-14 -5.865224824206196E-14 2.627151682877343E-10 1.075849220258305E-9 -1.006445330298116E-9 2.123833711548992E-11
peri 7.236672348222357E-13 -1.445695162236909E-12 9.33023983124841E-9 -1.006445330298116E-9 3.033586335516614E-9 -1.53549459241631E-11
i 6.383347195058939E-15 -1.444347922055915E-14 2.623848824512844E-11 2.123833711548992E-11 -1.53549459241631E-11 2.951115101195634E-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 15.7   n/a MPO532023  
diameter diameter 2.036 km 0.492 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.155   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78355 (2002 PM101)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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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
1944-Jan-04 22:56 00:01 Eunom 0.0477563903295322 0.0477497415958498 0.0477630471770217 6.15343943062465 6.15343938285584 2431094.455291287 1.46246484166884 1055.19352193731 66.8166891423953 72.0332589005901 101684.546729888 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 13:36:25 2021-Apr-13 13:36
2006-Oct-31 06:31 < 00:01 Eunom 0.0196412378628516 0.0196394944131497 0.0196429813760091 6.78272704819658 6.78272694282567 2454039.771782545 0.467291805216035 114.709026187178 58.1330075184593 49.206987422681 41748.2064744013 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 13:36:25 2021-Apr-13 13:36
2033-Sep-15 23:07 00:01 Iris 0.0405982759797198 0.0405961811173971 0.040600371691204 6.04845755353884 6.0484575301278 2463856.462877575 1.34298988432309 436.713857680791 75.5764980267394 -80.3474553414225 79237.8145112605 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 13:36:25 2021-Apr-13 13:36

Alternate Designations
 2002 PM101 = 1993 FG64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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