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295377 (2008 HM64)
Classification: Mars-crossing Asteroid          SPK-ID: 2295377
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3444579492613288 7.3591e-08  
a 2.264125351184416 1.107e-08 au
q 1.484229375844846 1.677e-07 au
i 8.499986946251909 9.0067e-06 deg
node 139.2428898261301 3.0883e-05 deg
peri 149.4473814371849 3.4934e-05 deg
M 156.6332951946147 9.1096e-06 deg
tp 2458459.084466324014
(2018-Dec-06.58446632)
3.1016e-05 TDB
period 1244.368841766258
3.41
9.1257e-06
2.498e-08
d
yr
n .2893032900832005 2.1216e-09 deg/d
Q 3.044021326523985 1.4882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      1998-06-27  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6003  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:02:04  

Additional Information
 Earth MOID = .475997 au 
 Jupiter MOID = 2.18567 au 
 T_jup = 3.523 
[ 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 17.3   n/a MPO433904  

295377 (2008 HM64)          Discovered 2008-Apr-29 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1923-Jul-16 11:42 00:01 Earth 0.479315356574529 0.479314572016566 0.479316141228533 3.96435092845844 3.9629484514541 2423616.987769696 1.00114693733002 561.67593932519 31.1489338227404 87.5950276125373 741143.891408459 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
1998-Jul-25 09:17 < 00:01 Earth 0.493714796630156 0.493714094419396 0.493715498851132 4.27603666819781 4.27477437890164 2451019.886512173 0.167117798011804 171.550660554608 26.048337404197 -82.0753013075523 867257.985697661 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
2015-Jul-13 17:30 < 00:01 Earth 0.476477345228488 0.476476844638225 0.476477845828773 3.91606202245168 3.91463378721903 2457217.229051872 0.0494732167511108 120.707970289259 9.61522227731636 -78.9699566516085 955089.170249287 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
2032-Jul-03 03:44 < 00:01 Earth 0.49761264228522 0.497611960770828 0.497613323810785 3.55547583663464 3.55396952362789 2463416.655801717 0.208158525356718 139.354847436678 16.7383174548145 -77.6523419270084 854516.054659041 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
2107-Jul-21 09:24 < 00:01 Earth 0.478484942719177 0.478484066372053 0.478485819158668 4.16329020881745 4.16195245199121 2490826.891322016 0.93539798536438 526.088709069036 33.8243206317983 86.989108565249 774018.296410155 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
2124-Jul-06 15:59 00:01 Earth 0.494609349803342 0.494606570110297 0.494612129989079 3.70988093508142 3.70842857239846 2497022.166100629 1.18672886392818 795.849711256645 15.7626130867847 -80.0212598738692 850771.482221229 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
2182-Jul-25 11:38 00:02 Earth 0.488366147068756 0.488363542692534 0.488368751666755 4.32090471158047 4.31964185048008 2518224.984627391 1.68859953097215 587.680172407618 55.056678230317 78.4135667358196 630193.428034905 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
2199-Jul-10 14:54 00:02 Earth 0.488005520325972 0.488001573691707 0.488009468863167 3.85520829990865 3.85379179016281 2524419.120887623 2.03744326437546 1537.09900087539 15.2027080578478 -82.6553611255114 867920.156872785 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:02:05 2019-Jul-14 12:02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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