[Iaude] MPEC B82: COMET P/2010 EY90 = 2017 B1 (Lemmon)

mpec at si.edu mpec at si.edu
Fri Jan 27 17:49:43 EST 2017


M.P.E.C. 2017-B82                                Issued 2017 Jan. 27, 22:43 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714


                     COMET P/2010 EY90 = 2017 B1 (Lemmon)
 
Observations:
    PK10E90Y  C2010 03 14.23752 10 22 46.52 +08 45 32.8          19.9 TrEB082G96
    PK10E90Y  C2010 03 14.24586 10 22 46.16 +08 45 33.6          20.0 TrEB082G96
    PK10E90Y  C2010 03 14.25428 10 22 45.76 +08 45 35.4          20.1 TrEB082G96
    PK10E90Y  C2010 03 14.26266 10 22 45.40 +08 45 36.2          20.2 TrEB082G96
    PK10E90Y  C2010 03 15.25493 10 22 02.49 +08 47 59.4          20.4 TrEB082G96
    PK10E90Y  C2010 03 15.26327 10 22 02.13 +08 48 00.5          20.1 TrEB082G96
    PK10E90Y  C2010 03 15.27163 10 22 01.77 +08 48 01.3          21.0 TrEB082G96
    PK10E90Y  C2010 03 15.27998 10 22 01.38 +08 48 03.1          20.6 TrEB082G96
    PK10E90Y  C2010 04 07.25451 10 10 12.61 +09 19 56.5          20.2 TrEB082G96
    PK10E90Y  C2010 04 07.26054 10 10 12.46 +09 19 56.1          20.2 TrEB082G96
    PK10E90Y  C2010 04 07.26661 10 10 12.36 +09 19 57.3          20.5 TrEB082G96
    PK10E90Y  C2010 04 07.27266 10 10 12.25 +09 19 56.9          20.3 TrEB082G96
    PK10E90Y  C2010 04 07.31099 10 10 11.54 +09 19 57.3          20.4 TrEB082G96
    PK10E90Y  C2010 04 07.31192 10 10 11.56 +09 19 57.6          20.2 TrEB082G96
    PK10E90Y  C2010 04 07.31286 10 10 11.51 +09 19 57.4          20.1 TrEB082G96
    PK10E90Y  C2010 04 07.31381 10 10 11.50 +09 19 57.5          20.1 TrEB082G96
    PK10E90Y  C2010 05 17.15552 10 17 53.80 +07 58 17.3          20.4 TrEB082G96
    PK10E90Y  C2010 05 17.16142 10 17 54.06 +07 58 15.5          20.4 TrEB082G96
    PK10E90Y  C2010 05 17.16736 10 17 54.24 +07 58 14.4          20.5 TrEB082G96
    PK10E90Y  C2010 05 17.17330 10 17 54.49 +07 58 12.7          20.5 TrEB082G96
    PK10E90Y  S2010 05 18.31917 10 18 38.24 +07 53 16.6                LEB082C51
    PK10E90Y  s2010 05 18.31917 1 - 5268.9943 + 4212.6146 + 1479.0308   EB082C51
    PK10E90Y  S2010 05 18.45147 10 18 43.39 +07 52 45.4                LEB082C51
    PK10E90Y  s2010 05 18.45147 1 - 5279.8606 + 4200.8792 + 1474.9000   EB082C51
    PK10E90Y  S2010 05 18.58378 10 18 48.55 +07 52 07.5                LEB082C51
    PK10E90Y  s2010 05 18.58378 1 - 5290.7525 + 4189.0993 + 1469.1696   EB082C51
    PK10E90Y  S2010 05 18.78230 10 18 56.27 +07 51 16.8                LEB082C51
    PK10E90Y  s2010 05 18.78230 1 - 5296.1268 + 4169.9771 + 1503.5570   EB082C51
    PK10E90Y  S2010 05 18.84839 10 18 58.82 +07 50 58.9                LEB082C51
    PK10E90Y  s2010 05 18.84839 1 - 5311.8523 + 4165.1385 + 1461.3733   EB082C51
    PK10E90Y  S2010 05 18.91460 10 19 01.41 +07 50 40.7                LEB082C51
    PK10E90Y  s2010 05 18.91460 1 - 5306.5876 + 4158.1667 + 1499.9562   EB082C51
    PK10E90Y  S2010 05 18.98069 10 19 04.04 +07 50 22.4                LEB082C51
    PK10E90Y  s2010 05 18.98069 1 - 5322.4711 + 4153.0364 + 1457.1146   EB082C51
    PK10E90Y  S2010 05 19.04691 10 19 06.54 +07 50 05.9                LEB082C51
    PK10E90Y  s2010 05 19.04691 1 - 5317.4489 + 4145.7992 + 1494.5785   EB082C51
    PK10E90Y  S2010 05 19.17921 10 19 11.89 +07 49 32.0                LEB082C51
    PK10E90Y  s2010 05 19.17921 1 - 5327.9097 + 4133.8587 + 1489.8243   EB082C51
    PK10E90Y  S2010 05 19.31151 10 19 17.03 +07 48 55.2                LEB082C51
    PK10E90Y  s2010 05 19.31151 1 - 5338.2341 + 4122.0585 + 1486.1095   EB082C51
    PK10E90Y  S2010 05 19.44382 10 19 22.34 +07 48 20.0                LEB082C51
    PK10E90Y  s2010 05 19.44382 1 - 5348.8870 + 4110.1411 + 1482.0479   EB082C51
    PK17B010  C2017 01 07.48062 12 24 28.05 -04 28 08.3          20.3 TqEB082G96
    PK17B010  C2017 01 07.48661 12 24 28.27 -04 28 09.9          20.7 TqEB082G96
    PK17B010  C2017 01 07.49090 12 24 28.35 -04 28 11.5          20.3 TqEB082G96
    PK17B010  C2017 01 07.49518 12 24 28.54 -04 28 13.4                qEB082G96
    PK17B010  C2017 01 26.59058 12 33 28.390-06 10 50.82         21.0 TLEB082F51
    PK17B010  C2017 01 26.61580 12 33 28.778-06 10 57.51         21.3 TLEB082F51
    PK17B010  C2017 01 26.62837 12 33 28.972-06 11 00.76         21.1 TLEB082F51
    PK17B010 KC2017 01 27.65488 12 33 45.84 -06 15 24.1          20.5 TtEB082474
    PK17B010 KC2017 01 27.65840 12 33 45.89 -06 15 24.7                tEB082474
    PK17B010 KC2017 01 27.66192 12 33 45.95 -06 15 25.7          20.4 TtEB082474
    PK17B010 KC2017 01 27.66544 12 33 45.92 -06 15 27.2          20.6 TtEB082474
 
Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
    T. Lowe, A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel,
    L. Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat,
    C. Waters, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.

    Observational details for the 2010 observations may be found in the Minor
Planet Circulars.
 
Orbital elements:
    P/2010 EY90 = 2017 B1 (Lemmon)
Epoch 2010 Nov. 20.0 TT = JDT 2455520.5
T 2010 Dec. 3.62587 TT                                  MPCW
q   2.4959560            (2000.0)            P               Q
n   0.14604986     Peri.  256.49376     -0.66285085     +0.74738377
a   3.5710995      Node   331.82677     -0.64457111     -0.60032161
e   0.3010679      Incl.    5.49792     -0.38099453     -0.28466027
P   6.75
>From 41 observations 2010 Mar. 14-2017 Jan. 27, mean residual 0".5.

    P/2010 EY90 = 2017 B1 (Lemmon)
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5
T 2017 Aug. 26.73606 TT                                 MPCW
q   2.4985654            (2000.0)            P               Q
n   0.14596986     Peri.  255.97792     -0.67012708     +0.74086549
a   3.5724041      Node   331.78243     -0.63870926     -0.60663774
e   0.3005927      Incl.    5.49236     -0.37812721     -0.28828628
P   6.75
>From 41 observations 2010 Mar. 14-2017 Jan. 27, mean residual 0".5.

    P/2010 EY90 = 2017 B1 (Lemmon)
Epoch 2024 May 10.0 TT = JDT 2460440.5
T 2024 May 27.12428 TT                                  MPCW
q   2.5101536            (2000.0)            P               Q
n   0.14559849     Peri.  255.79104     -0.67296247     +0.73829008
a   3.5784762      Node   331.74969     -0.63640812     -0.60911328
e   0.2985412      Incl.    5.48818     -0.37696979     -0.28967010
P   6.77
>From 41 observations 2010 Mar. 14-2017 Jan. 27, mean residual 0".5.

    P/2010 EY90 = 2017 B1 (Lemmon)
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5
T 2017 Aug. 27.00812 TT                                 MPCW
q   2.4981634            (2000.0)            P               Q
n   0.14593594     Peri.  256.02512     -0.66907947     +0.74181340
a   3.5729576      Node   331.81623     -0.63954929     -0.60570445
e   0.3008136      Incl.    5.49508     -0.37856223     -0.28781071
P   6.75
>From 41 observations 2010 Mar. 14-2017 Jan. 27, mean residual 0".5.

Residuals in seconds of arc
100314 G96  0.1-  0.1+    100407 G96  0.4-  0.2+    100519 C51  1.0+  1.8+
100314 G96  0.2+  0.4-    100407 G96  0.3-  0.3+    100519 C51  0.5-  0.4+
100314 G96  0.1-  0.2+    100517 G96  1.2-  0.1-    100519 C51  0.2+  0.7+
100314 G96  0.1+  0.2-    100517 G96  0.5-  0.4-    170107 G96  0.4+  0.3-
100315 G96  0.1-  0.0     100517 G96  1.0-  0.0     170107 G96  0.3+  0.4+
100315 G96  0.0   0.0     100517 G96  0.5-  0.2-    170107 G96  0.9-  0.4+
100315 G96  0.2+  0.4-    100518 C51  0.5+  1.3-    170107 G96  0.4-  0.1+
100315 G96  0.1-  0.2+    100518 C51 (1.0+  2.2+)   170126 F51  0.1+  0.1-
100407 G96  0.7+  0.0     100518 C51  1.3+  0.9-    170126 F51  0.1+  0.1-
100407 G96  0.0   0.5-    100518 C51  0.9+  0.9+    170126 F51  0.1+  0.1-
100407 G96  0.2+  0.6+    100518 C51  0.4+  0.5+    170127 474  0.2-  0.2-
100407 G96  0.1+  0.2+    100518 C51  0.2+  0.1-    170127 474  0.2-  0.1+
100407 G96  0.4-  0.1+    100518 C51  0.7+  0.8-    170127 474  0.1-  0.1+
100407 G96  0.1+  0.4+    100519 C51  0.9-  0.3+    170127 474  1.3-  0.5-

Ephemeris:
    P/2010 EY90 (Lemmon)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2016 12 28    12 16 55.0 -03 18 22   2.6600  2.8560    91.3    20.1  20.7
...
2017 01 12    12 27 11.6 -04 55 28   2.4210  2.8183   103.5    19.8  20.4
...
2017 01 20    12 31 08.8 -05 39 25   2.2983  2.7988   110.5    19.2  20.3
...
2017 01 26    12 33 18.0 -06 08 11   2.2096  2.7843   115.9    18.5  20.2
2017 01 27    12 33 35.2 -06 12 36   2.1952  2.7819   116.8    18.4  20.2
2017 01 28    12 33 51.1 -06 16 55   2.1809  2.7796   117.7    18.3  20.1
...
2017 02 03    12 34 59.0 -06 40 17   2.0975  2.7654   123.4    17.3  20.0
...
2017 02 11    12 35 13.7 -07 04 33   1.9939  2.7470   131.3    15.7  19.9
...
2017 02 26    12 31 40.4 -07 27 02   1.8295  2.7136   146.9    11.5  19.6

Gareth V. Williams           (C) Copyright 2017 MPC           M.P.E.C. 2017-B82




More information about the Iaude mailing list