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120331 (2004 NP26)
Classification: Main-belt Asteroid          SPK-ID: 2120331
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 .1369437950978259 5.2481e-08  
a 3.126758798157355 2.8926e-08 au
q 2.698568581982169 1.7818e-07 au
i 5.470196713599818 4.5424e-06 deg
node 142.812990299976 5.4259e-05 deg
peri 189.5798667454534 5.7806e-05 deg
M 291.9921640304694 2.0737e-05 deg
tp 2459382.001678094529
(2021-Jun-16.50167809)
0.00011874 TDB
period 2019.482051679498
5.53
2.8023e-05
7.672e-08
d
yr
n .1782635303446281 2.4737e-09 deg/d
Q 3.55494901433254 3.2887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      21840 days (59.79 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61568  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:57:57  

Additional Information
 Earth MOID = 1.68824 au 
 Jupiter MOID = 1.8049 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 15.6   n/a MPO436581  
diameter diameter 3.285 km 1.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.103   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120331 (2004 NP26)          Discovered 2004-Jul-11 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
1906-Aug-22 01:44 00:05 Jupiter 1.88696886756394 1.88696780201814 1.88696993310941 2.86536780349061 2.70417690303435 2417444.571938726 4.7863110250926 63.6726334333968 20.6445432054912 -78.4104512136935 1372150.78941158 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57
1979-Aug-30 19:45 00:02 Jupiter 1.84095932389707 1.84095885696238 1.84095979083165 2.49852977482136 2.30704446265087 2444116.322712048 1.56197974358173 90.1873411450523 14.0073415825371 -87.0134790784565 2457077.79023064 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57
1989-Dec-30 02:17 00:01 Jupiter 1.86576373707387 1.86576318707694 1.8657642870707 2.74006561751084 2.56904579001152 2447890.595311021 1.08380999116284 43.2851470769239 14.8523171871864 86.295263333252 2180450.43392711 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57
2063-Jan-01 23:30 00:02 Jupiter 1.86174937504232 1.86174869991666 1.86175005016924 2.5394815825786 2.3535177102291 2474556.478915636 2.06083965851815 122.629543661668 13.7121019641006 -83.5022874700419 2521076.83172037 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57
2073-May-08 18:57 00:03 Jupiter 1.8577458717387 1.8577453615025 1.85774638197489 2.67729855504732 2.50120881718215 2478336.289505030 2.65584235520572 61.8295673680734 14.4958257949327 85.039218005114 2579647.02181765 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57
2146-May-09 00:37 00:06 Jupiter 1.88725472885724 1.88725345123271 1.88725600649774 2.57709167790049 2.39661794474262 2504998.525894111 5.61810397906322 314.481554926227 13.0553412203781 -82.2782343093791 2557250.80059756 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57
2156-Sep-15 21:46 00:06 Jupiter 1.850755450207 1.85075480216419 1.85075609825245 2.63348290843828 2.45354967073341 2508781.407095861 6.29461280049589 174.124671828799 14.4431822188733 86.9520762082737 2550509.24089358 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 17:57:58 2020-Nov-12 17:57

Alternate Designations
 2004 NP26 = 2004 NB30 = 6860 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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