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1256 Normannia (1932 PD)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07938978119091977 1.9692e-08  
a 3.89626279406431 2.0689e-08 au
q 3.586939343381223 7.9505e-08 au
i 4.172685251709689 7.5479e-07 deg
node 236.8990675195622 9.1573e-06 deg
peri 101.4324927296638 1.485e-05 deg
M 183.975773263042 9.9144e-06 deg
tp 2460770.038171751519
(2025-Apr-04.53817175)
7.9428e-05 TDB
period 2809.123215575684
7.69
2.2374e-05
6.126e-08
d
yr
n .1281538659478929 1.0207e-09 deg/d
Q 4.205586244747398 2.2331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3571  
   data-arc span      33284 days (91.13 yr)  
   first obs. used      1930-05-25  
   last obs. used      2021-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41651  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 07:29:33  

Additional Information
 Earth MOID = 2.58065 au 
 Jupiter MOID = 1.15956 au 
 T_jup = 3.056 
[ 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 9.73   n/a MPCxxxxx IRAS observations used: 11
diameter diameter 68.245 km 0.526 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 488.063 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.052   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
B-V BV 0.737   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=6.61, mean=8.41, max.=10.18) deg.
U-B UB 0.239   0.022 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=6.61, mean=8.41, max.=10.18) deg.
Tholen spectral type spec_T D   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

1256 Normannia (1932 PD)          Discovered 1932-Aug-08 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1920-Dec-13 12:37 00:04 Jupiter 1.43303109124521 1.4330306718807 1.43303151061241 2.06327105572232 1.75355247977729 2422672.025683946 4.04184311414767 133.790934322894 4.63736670083971 -82.7783723765917 5067356.8051041 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
1943-Jan-09 09:37 00:03 Jupiter 1.3076873730821 1.30768700921945 1.3076877369449 2.24644314424307 1.93676423924191 2430733.900508428 2.74020720066396 35.2124320350823 13.5423269256188 23.8327083482853 4660027.07096813 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
1965-Apr-23 02:22 00:02 Jupiter 1.2697676269516 1.26976744238429 1.26976781151905 2.55209881654707 2.27575713614208 2438873.598283790 1.69703654717826 66.0083592406192 4.00933011991509 89.6568262754941 7061267.09605464 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
1987-Jul-09 05:13 < 00:01 Jupiter 1.3680158699554 1.36801560314773 1.36801613676314 2.67971470639563 2.43773424898729 2446985.717356214 0.969977375760004 36.1010597632606 6.28796528649983 -80.5129334848936 5744104.44942664 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2009-Jul-17 21:37 < 00:01 Jupiter 1.4701915865945 1.47019135014741 1.4701918230415 2.80187329835602 2.58809439079648 2455030.400981914 0.253889126643107 8.83752261464335 7.20701072401546 -77.8084012039312 5981740.44332944 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2031-Jul-14 08:39 < 00:01 Jupiter 1.47065623773195 1.47065607837513 1.47065639708877 2.84345561614068 2.63312409344267 2463061.860528831 0.505160346302147 18.0515988994799 5.1808167814396 84.8276640847354 9882324.30971408 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2053-Jul-23 21:50 00:01 Jupiter 1.43770206118236 1.43770184901556 1.43770227334918 2.47739505162023 2.2269229367747 2471107.409669112 1.20873269270267 48.4562894736035 6.23780865465292 84.8687521764995 8082248.6058678 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2075-Aug-03 05:00 00:02 Jupiter 1.40179635909001 1.40179608402198 1.40179663415812 1.95934077385068 1.62189232949009 2479152.708299868 2.0384676373207 61.1045888227489 6.24414537355811 77.3064876200937 4836226.04670218 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2097-Aug-29 14:56 00:03 Jupiter 1.33566338696071 1.33566305039748 1.33566372352424 2.05400274155517 1.71773395238316 2487215.122287988 2.76448797408965 56.4043486099828 10.2555633897107 -52.7849144186499 7156099.11144583 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2119-Nov-12 20:17 00:03 Jupiter 1.30388250483915 1.3038823188217 1.30388269085661 2.59340171075548 2.32948515491892 2495324.344949207 3.44442580171223 121.530174580546 4.7178760391568 84.4807357622299 6875546.40513431 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2142-Jan-18 07:22 00:05 Jupiter 1.38521161486593 1.38521100818765 1.38521222155216 2.91847153082307 2.70083796834474 2503426.806996271 4.549788989235 191.316535565831 8.36000218465913 -81.8604284641032 5856875.7400542 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2164-Jan-26 07:54 00:06 Jupiter 1.49236419843311 1.49236388612709 1.49236451074379 2.88937442713778 2.68576669752458 2511469.829146150 5.68485479279838 178.724732688635 6.3473324758216 -84.6680138767965 7237761.16292736 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30
2186-Jan-14 20:41 00:06 Jupiter 1.46099045281539 1.46098993420103 1.46099097143116 2.72389024843724 2.50201116784672 2519494.361617920 6.27531937214356 84.2528107306776 5.32167952306582 -77.9912319730952 8064770.50980341 T 47 CATAB v2.0g-lin.ifort 2021-Aug-25 07:30:58 2021-Aug-25 07:30

Alternate Designations
 1932 PD = 1930 KO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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