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62 Erato (A860 RD)
Classification: Main-belt Asteroid          SPK-ID: 2000062
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 123 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1677467966880249 1.0744e-08  
a 3.128502800336042 9.5503e-09 au
q 2.603706477150156 3.4731e-08 au
i 2.236619364623141 5.6684e-07 deg
node 125.1231991800658 1.3951e-05 deg
peri 277.2910112096608 1.355e-05 deg
M 20.64406707793832 6.3497e-06 deg
tp 2459280.596644398663
(2021-Mar-07.09664440)
3.5702e-05 TDB
period 2021.171887252388
5.53
9.255e-06
2.534e-08
d
yr
n .1781144900493295 8.1559e-10 deg/d
Q 3.653299123521928 1.1152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3783  
   data-arc span      42045 days (115.11 yr)  
   first obs. used      1906-01-24  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45874  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:09:13  

Additional Information
 Earth MOID = 1.61299 au 
 Jupiter MOID = 1.75781 au 
 T_jup = 3.191 
[ 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 8.81   n/a E2021B10 IRAS observations used: 15
diameter diameter 106.921 km 0.658 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.2213 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durkee, R.I. (2005) Minor Planet Bull. 32, 84.]
[Gonclaves, R.M.D.; Behrend, R. (2006) Minor Planet Bull. 33, 7.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.048   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.708   0.046 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=15.59, mean=16.44, max.=17.86) deg.
U-B UB 0.378   0.031 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=15.59, mean=16.44, max.=17.86) deg.
Tholen spectral type spec_T BU   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B Ch   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)

62 Erato (A860 RD)          Discovered 1860-Sep-14 by Lesser, O. and Forster, W. at Berlin
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
1936-Apr-06 06:43 00:01 Jupiter 1.79616030119012 1.79616002784364 1.7961605745365 1.98966152633518 1.73654973283737 2428264.780192220 1.02509986850589 10.2548802635859 6.59735862592865 12.5093231315503 3470546.8288225 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
1946-Jun-19 18:39 < 00:01 Jupiter 1.8037527460549 1.80375259182567 1.80375290028443 1.79672985261102 1.51296400934108 2431991.276854707 0.859065567764941 44.0705136340096 5.51252272729144 -82.0429302179457 13386605.0656146 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2008-Jul-18 08:26 < 00:01 Jupiter 1.92797784789731 1.92797759518042 1.92797810061421 2.89158686318794 2.73543605931533 2454665.851503767 0.12918567769662 7.44851513505003 3.82388729653962 28.056162368711 5489144.88100564 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2018-Sep-28 02:43 < 00:01 Jupiter 1.74756411106192 1.74756395030297 1.74756427182077 1.703597093401 1.39027623913726 2458389.613315328 0.180489793673351 16.2601665687924 13.6673490310748 16.467274220548 5663033.80055269 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2028-Dec-13 11:24 < 00:01 Jupiter 1.8934215785598 1.893421356204 1.89342180091572 2.13215695160505 1.91086181541326 2462118.974714842 0.302917493931292 24.6101869193821 1.59063051566278 87.969232644464 19352673.1563334 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2091-Jan-09 18:21 00:01 Jupiter 1.82008655941924 1.82008615828844 1.82008696054994 2.23429115045915 2.01526852883515 2484791.264253038 1.09020677184321 13.9298529662004 1.33341868332226 -69.6849490155996 4601264.23978797 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2101-Mar-22 19:02 00:01 Jupiter 1.7621134460666 1.76211322612382 1.76211366600978 1.6817900042404 1.36639908987028 2488515.293129808 1.23216919771581 55.0204676231592 10.6424516504122 -84.0347040236532 9512557.48830893 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2163-Apr-23 10:24 00:02 Jupiter 1.98727074620782 1.98726994768706 1.98727154472915 3.36404133385923 3.23486105901901 2511191.932994003 2.0016045196034 68.1290139991813 6.75090181131158 68.3140100119339 6459766.29500476 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2173-Jul-03 10:02 00:02 Jupiter 1.75249190833649 1.75249156243712 1.75249225423555 1.82017992991261 1.53179819433827 2514915.918182705 2.2135378006279 36.7663594882581 7.97679332116518 6.12407950442539 2188271.35232293 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10
2183-Sep-15 01:45 00:02 Jupiter 1.83813934870941 1.83813861320008 1.83814008422115 1.9186621630232 1.66122120772344 2518641.573126365 2.33793750946429 126.009878095375 3.11682134742327 -84.823387567723 17176374.395005 T 123 CATAB v2.0g-lin.ifort 2021-Aug-25 06:10:31 2021-Aug-25 06:10

Alternate Designations
 A860 RD = 1935 FW = 1953 OS = 2002 JN104 = A906 BE = A907 GE = A910 VA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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