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223 Rosa (A882 EA)
Classification: Main-belt Asteroid          SPK-ID: 2000223
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1191426666930222 2.6405e-08  
a 3.092985868680518 9.8473e-09 au
q 2.724479284242087 8.5134e-08 au
i 1.923215194805796 2.9894e-06 deg
node 47.55952534786271 8.7735e-05 deg
peri 64.90326875726943 8.8758e-05 deg
M 235.7036715376653 1.4999e-05 deg
tp 2459886.495284151063
(2022-Nov-02.99528415)
8.3896e-05 TDB
period 1986.851143147145
5.44
9.4884e-06
2.598e-08
d
yr
n .181191228765012 8.653e-10 deg/d
Q 3.461492453118948 1.102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3483  
   data-arc span      49409 days (135.27 yr)  
   first obs. used      1885-10-04  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4359  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 10:30:52  

Additional Information
 Earth MOID = 1.74165 au 
 Jupiter MOID = 1.63769 au 
 T_jup = 3.212 
[ 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 9.91   n/a E2021B10 IRAS observations used: 17
diameter diameter 79.806 km 0.307 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 20.283 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pilcher, F. (2012) Minor Planet Bull. 39, 171-173.]
geometric albedo albedo 0.020   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.706   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=2.93 deg.
U-B UB 0.285   0.038 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=2.93 deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 4 color indices

223 Rosa (A882 EA)          Discovered 1882-Mar-09 by Palisa, J. at Vienna
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
1939-Oct-31 06:51 00:01 Jupiter 1.85708458888047 1.85708398379689 1.85708519396416 3.09885184064629 2.94799525452183 2429567.785139992 1.07850551382795 51.5435333379167 14.1801278727611 73.5918259536298 3113909.22768334 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
1949-Aug-24 10:35 < 00:01 Jupiter 1.66779031229664 1.66778999922697 1.6677906253663 1.82759705842763 1.52458807393886 2433152.940669049 0.943024375463581 51.4642527384639 15.945016575675 84.215018907127 3851161.26967114 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2009-Nov-23 23:41 < 00:01 Jupiter 1.66463933381891 1.66463906738192 1.6646396002558 2.04619644277713 1.78024014722431 2455159.486801476 0.151902694979109 37.3589291218183 8.82512972994269 87.7839747195118 3743501.26627209 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2019-Sep-18 10:47 < 00:01 Jupiter 1.85617714383302 1.85617687803114 1.85617740963478 2.30693234178365 2.09982955540457 2458744.949541777 0.191751731941784 32.3026927189674 3.2779231981515 86.0423297709536 4389634.38317265 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2070-Feb-23 10:31 < 00:01 Jupiter 1.79145422251814 1.79145383961998 1.79145460541619 2.76365899296234 2.58692585948375 2477165.938213123 0.846071970018221 43.4200251425717 8.61793797474091 86.5155113476611 3408611.016568 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2079-Dec-15 14:25 00:01 Jupiter 1.68973612754682 1.6897358332512 1.68973642184235 1.86696528056159 1.57575674481293 2480748.100481273 1.02135374396731 44.0596804137539 15.5137761808754 -88.7190071975935 4087534.10935846 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2130-May-15 09:22 00:02 Jupiter 1.98957377142692 1.98957304252348 1.98957450033047 3.78742759301992 3.673301852053 2499160.890343508 1.63765790164922 55.6453810100954 16.9234046598753 62.5789562620761 3447133.58256053 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2140-Mar-17 02:23 00:02 Jupiter 1.63949876723807 1.63949848112876 1.63949905334729 1.90576040926371 1.61203370237496 2502754.599498144 1.91247397902798 81.2997812695419 19.9877394655454 -75.6407776299749 2952140.88385601 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2150-Jan-11 21:29 00:02 Jupiter 1.92059148309944 1.92059057360205 1.92059239259661 2.54395053985759 2.36424215329079 2506342.395167066 2.01538640649163 37.8547441149072 20.6503113026757 59.5341872499868 1969515.86188788 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31
2200-Jun-20 05:40 00:03 Jupiter 1.73274563472588 1.73274469834195 1.73274657111109 2.4706750490656 2.2641930234153 2524763.736075520 2.80369494562714 108.50371786206 6.37018952686377 85.6252826989967 2661824.18258723 T 54 CATAB v2.0f-lin.ifort 2021-Apr-12 10:31:36 2021-Apr-12 10:31

Alternate Designations
 A882 EA = 1942 EL = A887 BA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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