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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07909258696895639 3.4292e-08  
a 3.896907376436833 2.4317e-08 au
q 3.588690890856035 1.3059e-07 au
i 4.172908815275948 3.8556e-06 deg
node 236.9267667014712 5.1467e-05 deg
peri 101.2141078060793 5.6592e-05 deg
M 133.4668435280038 2.3648e-05 deg
tp 2457958.783745450646
(2017-Jul-24.28374545)
0.00018238 TDB
period 2809.820339829059
7.69
2.6301e-05
7.201e-08
d
yr
n .1281220706167645 1.1993e-09 deg/d
Q 4.205123862017632 2.6241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2992  
   data-arc span      33047 days (90.48 yr)  
   first obs. used      1930-05-25  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:59:25  

Additional Information
 Earth MOID = 2.58315 au 
 Jupiter MOID = 1.15986 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 9.7   n/a MPO502165 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 00:05 Jupiter 1.43303093991327 1.43303025329853 1.4330316265303 2.06327135829693 1.75355279833606 2422672.025732327 5.12083362668564 172.487894996639 19.1567305629146 -84.633822328764 3078157.84176052 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
1943-Jan-09 09:37 00:03 Jupiter 1.30768732068604 1.30768668579521 1.30768795557709 2.24644236546033 1.93676332068799 2430733.900567781 3.41064607174665 68.3256098366656 44.2970094320123 79.9645454314623 3144320.36036547 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
1965-Apr-23 02:22 00:02 Jupiter 1.26976761998032 1.2697672330006 1.26976800695996 2.5520975498544 2.27575571240822 2438873.598308119 1.99768298972124 88.8017614232962 15.036677549336 89.0598768394497 2989622.04232955 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
1987-Jul-09 05:13 00:01 Jupiter 1.36801570642227 1.36801525048776 1.36801616235686 2.67971413302985 2.43773358694138 2446985.717353495 1.07029421284726 54.9654544394014 13.2519371241471 -80.3458187047163 3170663.12408623 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2009-Jul-17 21:37 < 00:01 Jupiter 1.47019137705129 1.47019094013709 1.47019181396541 2.80187304684238 2.58809408554997 2455030.401017339 0.319817121212488 44.5162293903082 12.9288790474265 -78.4807298831418 3503488.22758411 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2031-Jul-14 08:39 < 00:01 Jupiter 1.47065621673525 1.4706558164735 1.47065661699691 2.84345470572222 2.63312310596959 2463061.860480280 0.797631547117438 49.3078756824535 14.4629886483198 -87.7116980772138 3509904.36178635 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2053-Jul-23 21:50 00:02 Jupiter 1.43770203908577 1.43770163735417 1.43770244081738 2.4773940464681 2.22692181304091 2471107.409444801 1.69511622215529 78.1760904765554 14.2641453344402 83.3116331676841 3121195.16570727 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2075-Aug-03 04:59 00:03 Jupiter 1.40179615502335 1.40179571482517 1.40179659522146 1.95934063875852 1.62189210999831 2479152.707973053 2.82698624429466 96.6442191843334 16.6883756252515 79.9680667332132 2906318.43416769 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2097-Aug-29 14:56 00:04 Jupiter 1.33566319923075 1.33566267728446 1.33566372117712 2.05400255336525 1.71773367342371 2487215.122026920 3.82323567912447 95.9396582552454 38.879371377161 -65.6023458967979 3046157.61327659 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2119-Nov-12 20:16 00:05 Jupiter 1.30388251346918 1.30388211923185 1.30388290770651 2.59340074914381 2.32948408466762 2495324.344657992 4.69027957907801 170.284876859934 15.8885032902218 84.5569908375579 2971280.94295953 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2142-Jan-18 07:22 00:06 Jupiter 1.38521161535883 1.38521089869975 1.3852123320305 2.91847076168576 2.70083713606016 2503426.806598927 6.0447036503049 257.266072755728 14.3656395386031 -82.885871300804 3750092.00961979 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2164-Jan-26 07:53 00:07 Jupiter 1.4923640259924 1.49236356091567 1.49236449107218 2.88937426705677 2.68576649972204 2511469.828646252 7.43956738436897 238.443681188185 13.9710734669717 -85.3913193211582 3732238.99826261 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59
2186-Jan-14 20:40 00:08 Jupiter 1.46099030321969 1.46098951596564 1.4609910904759 2.72388937302789 2.50201018979939 2519494.361057587 8.14934944774712 117.601858578499 14.3893183572303 -78.0693933828103 3262342.90260546 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:32 2020-Dec-18 01:59

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