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1304 Arosa (1928 KC)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001304
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1199692152510109 4.2629e-08  
a 3.200183912311541 1.6465e-08 au
q 2.816260359692615 1.4087e-07 au
i 18.95993272298597 4.7651e-06 deg
node 86.49574475886465 1.3629e-05 deg
peri 148.4619498614837 2.3256e-05 deg
M 87.52223549133035 1.7818e-05 deg
tp 2458888.133721875153
(2020-Feb-08.63372188)
0.00010388 TDB
period 2091.032742680271
5.72
1.6138e-05
4.418e-08
d
yr
n .1721637316585271 1.3287e-09 deg/d
Q 3.584107464930466 1.844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2770  
   data-arc span      41144 days (112.65 yr)  
   first obs. used      1908-12-16  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40282  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 07:32:16  

Additional Information
 Earth MOID = 1.81879 au 
 Jupiter MOID = 1.53295 au 
 T_jup = 3.099 
[ 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 9.25   n/a E2021B10  
diameter diameter 43.613 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.7478 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Fauerbach, M.; Bennett, T.; Behrend, R.; Bernasconi, L.; Casulli, S. (2006) Minor Planet Bull. 33, 103.]
[Licchelli, D. (2006) Minor Planet Bull. 33, 105-106.]
geometric albedo albedo 0.337   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1304 Arosa (1928 KC)          Discovered 1928-May-21 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
1966-Feb-03 15:13 00:01 Jupiter 1.75334274810537 1.75334178163319 1.75334371458522 4.94987348907414 4.8512954323529 2439160.134039434 1.15668459803718 202.195273213432 14.2443041180858 -77.0536886259449 3646833.55230585 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
1977-Apr-20 14:15 < 00:01 Jupiter 1.59499323456234 1.59499274853677 1.59499372058937 4.64303284812059 4.52721242388955 2443254.093832025 0.821831601439428 137.914825112246 18.8578263428707 -84.2097114745556 3194710.84771234 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
1988-Jul-04 00:40 < 00:01 Jupiter 1.66106204366294 1.66106146624344 1.66106262108244 4.10125473965635 3.97497595958452 2447346.527740991 0.625344441818319 108.99767914218 28.7168020020351 -88.9181298306399 2753671.6032806 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
1999-Jul-01 13:39 < 00:01 Jupiter 1.90406117890604 1.90406048929862 1.90406186851345 2.59081787709042 2.41301395176799 2451361.068989599 0.649535025759995 445.994047952903 34.6323323526202 -85.7427445881611 2519014.93681507 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
2120-Sep-10 14:52 00:02 Jupiter 1.89003822156712 1.89003655450943 1.89003988863889 4.91964208410257 4.82768849906832 2495627.119782966 1.72979030582062 278.752876041607 15.4964378192775 -73.1086463361724 3657506.93987513 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
2131-Nov-15 08:42 00:02 Jupiter 1.62288029863848 1.6228792968674 1.62288130042681 4.79812633120053 4.6880876072889 2499709.862443386 1.74075433418418 288.686031749344 15.139891567609 -80.8090454642848 3351267.45626191 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
2143-Feb-09 08:26 00:02 Jupiter 1.57198278408184 1.57198218466077 1.57198338350595 4.5235393637371 4.40281271356082 2503813.851713114 1.98776794962572 237.935900279813 26.7131947399188 86.1479783939445 3031895.16409452 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32
2154-Apr-10 19:43 00:03 Jupiter 1.74672499162662 1.74672314031922 1.74672684293452 3.87018172321289 3.74278851278204 2507892.321602802 2.86876357937744 133.738391249057 103.301196831752 80.8633360816969 2003820.97839429 T 44 CATAB v2.0g-lin.ifort 2021-Aug-25 07:32:35 2021-Aug-25 07:32

Alternate Designations
 1928 KC = 1929 RY = 1934 JL = 1934 LE = 1974 OW = A908 YC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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