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1440 Rostia (1937 TF)
Classification: Main-belt Asteroid          SPK-ID: 2001440
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1882459318682334 3.5879e-08  
a 3.165434450621466 1.5832e-08 au
q 2.569554292696419 1.1348e-07 au
i 2.268655988880366 4.1597e-06 deg
node 46.6870385991884 0.0001015 deg
peri 349.8883143183071 0.00010207 deg
M 271.0524039808498 1.1904e-05 deg
tp 2459508.753207401470
(2021-Oct-21.25320740)
7.0161e-05 TDB
period 2057.066889420327
5.63
1.5433e-05
4.225e-08
d
yr
n .1750064627706134 1.313e-09 deg/d
Q 3.761314608546514 1.8812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2118  
   data-arc span      30200 days (82.68 yr)  
   first obs. used      1937-10-11  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:31:22  

Additional Information
 Earth MOID = 1.57678 au 
 Jupiter MOID = 1.66908 au 
 T_jup = 3.175 
[ 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 12.4   n/a MPO435709  
diameter diameter 15.299 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.448 h n/a LCDB (Rev. 2019-August); 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 0.083   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1440 Rostia (1937 TF)          Discovered 1937-Oct-11 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
1924-Sep-26 17:36 00:02 Jupiter 1.81339166048723 1.81339086167125 1.8133924593026 2.15244033307097 1.92322994623671 2424055.233573128 1.988294925239 51.8210563529878 10.9445268397701 -89.9640334131591 1367641.80422901 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
1935-Apr-15 03:26 00:02 Jupiter 1.68127451844972 1.68127418000357 1.68127485689596 1.48042075920585 1.08814056573402 2427907.642855995 1.63971496114811 112.438683288186 93.2188664640407 -87.7121903080055 2364362.55960485 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
1945-Nov-08 18:38 00:01 Jupiter 1.80452604298199 1.80452545801344 1.80452662795197 1.85777602046304 1.58510445556675 2431768.276185252 1.36215090529312 123.366130707969 23.2786833300724 -83.1344441756393 2644454.7627969 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2020-Apr-02 18:59 < 00:01 Jupiter 1.88894812993881 1.88894770989341 1.88894854998411 2.66275240119143 2.48866050461501 2458942.291079979 0.283646175513733 41.5122445544185 9.94677037331801 85.730683158492 3059637.19875389 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2030-Oct-14 04:32 < 00:01 Jupiter 1.68828054666685 1.68828021842246 1.68828087491106 1.55837667470073 1.19378534439493 2462788.689001423 0.49940333428641 85.2457532515226 60.8471792841132 84.0690483945503 2619802.25917061 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2041-May-09 22:04 < 00:01 Jupiter 1.7280278309326 1.72802737223423 1.72802828963177 1.5996146627104 1.25635692549975 2466649.419397432 0.772963256299436 119.09425551288 60.0409276220254 -77.8675667870712 2332779.09006204 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2051-Dec-01 18:37 00:01 Jupiter 1.97661859687502 1.9766179593858 1.97661923436446 2.57645991981672 2.40439260128147 2470507.275724398 1.04634186387534 66.0877203156589 11.3353517979822 82.318569454787 2723186.28882893 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2115-Oct-11 11:07 00:02 Jupiter 1.98760951655585 1.98760851918701 1.98761051392481 3.34662903168422 3.21677216141036 2493830.962949279 2.37177280433619 66.5909186571746 20.2238745385128 66.2155427244843 1783067.24363543 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2126-Apr-19 00:22 00:03 Jupiter 1.73172065623987 1.73171996928712 1.73172134319183 1.80619483206562 1.51132258317257 2497673.515214787 2.6495181605233 75.2570328731309 47.750898584342 -54.6222821256705 1373952.82588594 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2136-Nov-07 16:03 00:03 Jupiter 1.68086560826026 1.68086504426344 1.68086617225776 1.46460224325357 1.06640464929273 2501529.168641462 2.85422549005775 149.164117470224 101.243018681919 -60.8053950538516 2060546.89188337 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31
2147-Jun-02 15:29 00:03 Jupiter 1.88051105220619 1.88050966718613 1.88051243723214 2.14263277860193 1.92094568453841 2505388.144952176 3.16907532922092 206.274856402834 8.12364763571323 89.2542546976989 2687951.58639751 T 27 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:33 2020-Jun-23 15:31

Alternate Designations
 1937 TF = 1954 YA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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