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70018 (1998 YP9)
Classification: Main-belt Asteroid          SPK-ID: 2070018
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205493116657324 3.6671e-08  
a 3.156972180544216 1.9797e-08 au
q 2.776401357231745 1.2021e-07 au
i 4.762142318439873 4.9986e-06 deg
node 170.689190156186 4.2188e-05 deg
peri 242.7806732735174 4.7637e-05 deg
M 342.9473203058679 1.966e-05 deg
tp 2459297.549810799829
(2021-Mar-24.04981080)
0.00011169 TDB
period 2048.823558209507
5.61
1.9272e-05
5.276e-08
d
yr
n .1757105918455021 1.6528e-09 deg/d
Q 3.537543003856687 2.2183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1105  
   data-arc span      8102 days (22.18 yr)  
   first obs. used      1998-12-08  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51406  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:46:29  

Additional Information
 Earth MOID = 1.79075 au 
 Jupiter MOID = 1.83522 au 
 T_jup = 3.189 
[ 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 14.38   n/a E2021B10  
diameter diameter 7.551 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70018 (1998 YP9)          Discovered 1998-Dec-25 by Korlevic, K., Juric, M. at Visnjan
Reference: 20031109/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
1901-Oct-11 05:14 00:03 Jupiter 1.90518897232137 1.90518839347272 1.90518955117002 2.85679841900158 2.69668739981193 2415668.717951672 3.15481670708866 80.1104797519446 14.0507123879861 -88.0829477555109 2277880.48100396 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
1912-Apr-24 19:51 00:03 Jupiter 1.8501601452668 1.85015977806705 1.85016051246643 2.33019884390875 2.12466606807752 2419517.326915315 2.77711306492824 82.4902327330283 8.63239619051248 -87.8134684535042 3446162.27464845 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
1922-Nov-20 12:44 00:02 Jupiter 1.92356238260858 1.92356177276653 1.92356299245183 2.64313174627889 2.47092378167122 2423379.030578713 2.367650727748 120.320056693276 12.7418135792241 85.3431368357359 2758164.04089036 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
1997-Mar-27 21:45 < 00:01 Jupiter 1.93916032379618 1.9391598424417 1.93916080515066 3.26678731829328 3.13022398344764 2450535.406162425 0.574900715005027 47.2037560097348 17.1948988397787 -88.6482458494135 2902973.67456013 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2007-Oct-08 06:35 < 00:01 Jupiter 1.84952679785335 1.84952640867279 1.8495271870339 2.37127868104951 2.16956868731213 2454381.774405388 0.347274309287447 49.7567909721513 3.0151954505852 -78.53190413269 3343903.93773826 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2018-Apr-28 10:02 < 00:01 Jupiter 1.88428976698902 1.88428937609766 1.88429015788039 2.45325526450732 2.26261464418433 2458236.918082242 0.332499449411838 44.0475964958648 9.79013672304716 -87.3321161715298 3017447.0413418 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2092-Sep-08 12:25 00:02 Jupiter 1.97083398168702 1.97083326492198 1.97083469845306 3.71882232822406 3.60140001439353 2485399.017617915 2.09697011536434 106.529596599863 19.3899530671933 80.294096887897 2762753.58981579 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2103-Mar-24 15:10 00:02 Jupiter 1.85883710166313 1.85883656729153 1.85883763603453 2.55762814963654 2.37278635179744 2489247.131616339 2.4683931766192 60.0848311008804 7.99168498689146 -81.2794310845684 1906471.11115315 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2113-Oct-06 10:50 00:03 Jupiter 1.85471263887234 1.85471222563863 1.85471305210605 2.30592693964114 2.09855324946928 2493095.951542434 2.74264698200991 99.9646040552365 9.98447750195262 89.5596621008208 3255159.11215404 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2124-May-03 10:41 00:03 Jupiter 1.97954279218086 1.97954186611509 1.9795437182499 2.85098348421103 2.69672596371191 2496957.945399294 2.9813370914624 159.957509286547 15.2221515686816 80.8409157650747 2774876.6568566 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46
2198-Sep-09 06:34 00:05 Jupiter 1.8690945726223 1.86909364737699 1.8690954978709 2.86743851162074 2.70478434434874 2524114.773373124 5.10850686349046 169.84132435516 13.4751279815702 89.1110978499894 2170640.86307347 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 12:46:36 2021-Apr-13 12:46

Alternate Designations
 1998 YP9 = 2000 DM13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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