[Iaude] MPEC J201: 2021 JZ5 [a=0.88,e=0.51,i=15.9,H=28.2]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu May 13 06:57:40 EDT 2021


M.P.E.C. 2021-J201                                 Issued 2021 May 13, 10:56 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 https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2021 JZ5                                    


Observations:
     K21J05Z* C2021 05 12.41907814 32 38.215+05 49 33.71         20.14wUEJ201F51
     K21J05Z  C2021 05 12.42976914 32 21.115+05 52 53.25         20.08wUEJ201F51
     K21J05Z  C2021 05 12.44044714 32 04.307+05 56 09.23         20.08wUEJ201F51
     K21J05Z 2C2021 05 12.95069814 24 00.282+07 50 53.14         20.4 GVEJ201J04
     K21J05Z 2C2021 05 12.95351514 23 57.669+07 51 21.50         20.8 GVEJ201J04
     K21J05Z 2C2021 05 12.95629814 23 55.180+07 51 50.41         20.9 GVEJ201J04
     K21J05Z KC2021 05 13.12181714 22 05.27 +08 16 08.3          21.1 VuEJ201H21
     K21J05Z KC2021 05 13.13053214 21 58.66 +08 17 24.8          21.4 VuEJ201H21
     K21J05Z KC2021 05 13.14128114 21 50.52 +08 18 57.0          21.1 VuEJ201H21
     K21J05Z  C2021 05 13.17470814 21 33.39 +08 24 07.9          20.8 GVEJ201H01
     K21J05Z  C2021 05 13.17785614 21 31.07 +08 24 34.2          20.9 GVEJ201H01
     K21J05Z  C2021 05 13.18992714 21 22.19 +08 26 13.9          20.7 GVEJ201H01
     K21J05Z  C2021 05 13.19781714 21 16.41 +08 27 18.4          20.7 GVEJ201H01
     K21J05Z KC2021 05 13.20943314 21 07.44 +08 28 45.0          20.8 VqEJ201858
     K21J05Z KC2021 05 13.21500714 21 03.39 +08 29 29.6          21.3 VqEJ201858
     K21J05Z KC2021 05 13.22058214 20 59.40 +08 30 13.9          21.7 VqEJ201858
     K21J05Z KC2021 05 13.27520914 20 22.52 +08 37 29.9          21.02GVEJ201I52
     K21J05Z KC2021 05 13.27856814 20 20.18 +08 37 55.3          21.00GVEJ201I52
     K21J05Z KC2021 05 13.28192814 20 17.84 +08 38 19.8          21.06GVEJ201I52
     K21J05Z KC2021 05 13.28528614 20 15.55 +08 38 45.1          20.83GVEJ201I52

Observer details:
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m Schmidt-
    Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
    Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer T. A. Pruyne.
    Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
    Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A.
    Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m
    reflector + CCD.
J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers M.
    Micheli, D. Koschny, L. Conversi, R. Kresken, A. Knofel, M. Busch, E.
    Schwab.  1.0-m f/4.4 reflector + CCD.

Orbital elements:
2021 JZ5                                                 Earth MOID = 0.0008 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 265.13164              (2000.0)            P               Q                  
n   1.20294920     Peri.  224.92605     -0.07393811     -0.97470989             
a   0.8755975      Node   230.50698     +0.97444069     -0.02563094             
e   0.5133642      Incl.   15.85934     +0.21212851     -0.22199930             
P   0.82           H   28.25          G   0.15           U   6                  
Residuals in seconds of arc
210512 F51  0.0   0.0     210513 H21  0.2+  0.9+    210513 858  0.4-  0.0
210512 F51  0.0   0.1+    210513 H21  0.1+  0.4+    210513 858  0.3+  0.0
210512 F51  0.0   0.1-    210513 H01  0.0   0.1-    210513 I52  0.0   0.5-
210512 J04  0.3+  0.2+    210513 H01  0.0   0.0     210513 I52  0.1-  0.1-
210512 J04  0.3-  0.3-    210513 H01  0.0   0.0     210513 I52  0.3-  0.5-
210512 J04  0.4+  0.2+    210513 H01  0.1+  0.1+    210513 I52  0.1+  0.0
210513 H21  0.0   0.4+    210513 858  0.3-  0.0

Ephemeris:
2021 JZ5                 a,e,i = 0.88, 0.51, 16                  q = 0.4261
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 13    02 00 25.6 -10 20 39   0.2748  0.7530    21.2   151.2    33.5
...
2021 04 28    01 57 36.8 -13 19 33   0.1214  0.9014    28.0   148.4    31.6
...
2021 05 06    01 50 20.1 -15 11 47   0.04633 0.9712    35.1   143.3    28.8
...
2021 05 12    14 45 50.9 +02 49 56   0.0097331.0192   157.9    21.9    19.3
2021 05 13    14 23 15.7 +08 01 37   0.01883 1.0268   150.3    29.2    21.0
2021 05 14    14 15 21.5 +09 47 46   0.02804 1.0343   147.1    32.1    21.9
...
2021 05 20    14 05 10.4 +11 57 24   0.08385 1.0770   139.5    37.6    24.5
...
2021 05 28    14 04 37.9 +11 55 48   0.1592  1.1281   133.1    41.0    26.1
...
2021 06 12    14 10 27.8 +10 30 00   0.3042  1.2068   122.6    45.2    27.8

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J201




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