"Pseudo-MPEC" for ZGBD4BF = ZJ15031 = unknown

Created 2018 May 15 12:26:26 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

Plot of inclination and perigee distance, from 1965 to 2018

 
 Astrometry: 
     ZGBD4BF  C2018 04 12.25943 12 11 55.71 +10 43 40.8          19.6 GUNEOCPG96
     ZGBD4BF  C2018 04 12.26460 12 12 21.63 +10 41 51.7                UNEOCPG96
     ZGBD4BF  C2018 04 12.26977 12 12 47.48 +10 40 01.1                UNEOCPG96
     ZGBD4BF  C2018 04 12.36601 12 21 01.92 +10 01 57.2          19.1 GUNEOCPI52
     ZGBD4BF  C2018 04 12.36679 12 21 06.06 +10 01 36.3                UNEOCPI52
     ZGBD4BF  C2018 04 12.36829 12 21 14.29 +10 00 57.0          19.7 GUNEOCPI52
     ZJ15031  C2018 05 15.27185 13 05 02.75 +07 54 21.1          16.4 GUNEOCP703
     ZJ15031  C2018 05 15.27705 13 05 28.00 +07 51 53.0          16.3 GUNEOCP703
     ZJ15031  C2018 05 15.28225 13 05 53.22 +07 49 23.7          16.2 GUNEOCP703
     ZJ15031  C2018 05 15.31042 13 08 14.64 +07 35 38.6          16.0 GUNEOCPI52
     ZJ15031  C2018 05 15.31055 13 08 15.26 +07 35 34.9          15.9 GUNEOCPI52
     ZJ15031  C2018 05 15.31067 13 08 15.90 +07 35 31.3          15.9 GUNEOCPI52
     ZJ15031  C2018 05 15.31080 13 08 16.54 +07 35 27.6          15.8 GUNEOCPI52
     ZJ15031  C2018 05 15.33469313 10 08.40 +07 19 55.7          16.3 GV     H01
     ZJ15031  C2018 05 15.34136913 10 45.33 +07 16 33.7          16.1 GV     H01
     ZJ15031  C2018 05 15.34863713 11 26.16 +07 12 52.4          16.0 GV     H01
     ZJ15031  C2018 05 15.35783513 12 18.66 +07 08 11.5          16.0 GV     H01

Station data:
(703) Catalina Sky Survey  (N32.417006 W110.732640)  US/Arizona.  Observers
   B. M. Africano, 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. L. Seaman,
   F. C. Shelly. 0.68 m Schmidt + 10K CCD.
(G96) Mt. Lemmon Survey  (N32.442754 W110.788720)  US/Arizona.  Observer A.
   D. Grauer. Measurers B. M. Africano, 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. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K CCD.
(H01) Magdalena Ridge Observatory, Socorro  (N33.984833 W107.189333)  US/New
   Mexico.  Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
   f/8.9 reflector + CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442547 W110.788920)
   US/Arizona.  Observers B. M. Africano, 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. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.

Orbital elements:  ZGBD4BF = ZJ15031 = unknown
   Perigee 2018 May 13.010136 +/- 0.000789 TT =  0:14:35 (JD 2458251.510136)
Epoch 2018 May 15.0 TT = JDT 2458253.5                        Gray
M 153.94265 +/- 0.06                (J2000 equator)
n  77.36342216 +/- 0.000117         Peri.  328.61689 +/- 0.026
a117737.025 +/- 0.118               Node    49.25353 +/- 0.0035
e   0.4918493 +/- 7.75e-5           Incl.   16.14189 +/- 0.0007
P6700.71m/4.653d           H 30.3   G  0.15   U  6.7
q 59828.1406 +/- 9.19    Q 175645.909 +/- 8.96
From 17 observations 2018 Apr. 12-May 15; mean residual 0".677
Residuals in arcseconds: 
180412 G96 1.62+ .308+    180515 703 .255- .256-    180515 I52 .058- .226+
180412 G96 .411+ .670+    180515 703 .497+ .038+    180515 H01 .276+ .076+
180412 G96 1.39- .868+    180515 703 1.71- .012-    180515 H01 .018- .245+
180412 I52 .153- .086+    180515 I52 .596+ .015-    180515 H01 .493+ .043-
180412 I52 1.10- .817-    180515 I52 .072- .130+    180515 H01 .356+ .020+
180412 I52 .839+ 1.60-    180515 I52 .316+ .080+

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta  elong  mag " sig PA
---- -- -- --  -------------   -----------  ------ -----  --- ---- ---
2018 05 15 00  12 34 55.988   +10 38 58.71  172974 128.6 17.5 48.7 102
2018 05 15 01  12 40 04.974   +10 22 23.47  173599 129.8 17.5 48.6 102
2018 05 15 02  12 45 11.365   +10 05 36.46  174142 130.9 17.5 48.4 102
2018 05 15 03  12 50 15.487   +09 48 37.53  174601 132.0 17.4 48.2 103
2018 05 15 04  12 55 17.656   +09 31 26.48  174978 133.2 17.4 48.0 103
2018 05 15 05  13 00 18.181   +09 14 03.02  175273 134.3 17.4 47.7 103
2018 05 15 06  13 05 17.364   +08 56 26.85  175485 135.4 17.4 47.4 103
2018 05 15 07  13 10 15.501   +08 38 37.60  175615 136.5 17.3 47.0 104
2018 05 15 08  13 15 12.883   +08 20 34.85  175663 137.6 17.3 46.6 104
2018 05 15 09  13 20 09.802   +08 02 18.13  175629 138.7 17.3 46.2 104
2018 05 15 10  13 25 06.545   +07 43 46.94  175512 139.8 17.2 45.7 105
2018 05 15 11  13 30 03.403   +07 25 00.71  175314 140.9 17.2 45.2 105
2018 05 15 12  13 35 00.665   +07 05 58.85  175034 141.9 17.2 44.6 105
2018 05 15 13  13 39 58.626   +06 46 40.68  174671 143.0 17.1 44.0 106
2018 05 15 14  13 44 57.584   +06 27 05.51  174226 144.1 17.1 43.3 106
2018 05 15 15  13 49 57.843   +06 07 12.56  173698 145.2 17.1 42.7 106
2018 05 15 16  13 54 59.716   +05 47 01.03  173088 146.2 17.0 41.9 106
2018 05 15 17  14 00 03.525   +05 26 30.04  172394 147.3 17.0 41.1 107
2018 05 15 18  14 05 09.601   +05 05 38.67  171617 148.3 16.9 40.3 107
2018 05 15 19  14 10 18.291   +04 44 25.91  170757 149.4 16.9 39.4 107
2018 05 15 20  14 15 29.956   +04 22 50.71  169812 150.4 16.9 38.5 108
2018 05 15 21  14 20 44.973   +04 00 51.93  168783 151.5 16.8 37.5 108
2018 05 15 22  14 26 03.741   +03 38 28.38  167669 152.5 16.8 36.4 108
2018 05 15 23  14 31 26.681   +03 15 38.78  166470 153.5 16.7 35.3 109
2018 05 16 00  14 36 54.241   +02 52 21.76  165185 154.6 16.7 34.2 109
2018 05 16 01  14 42 26.896   +02 28 35.86  163814 155.5 16.6 32.9 109
2018 05 16 02  14 48 05.156   +02 04 19.55  162355 156.5 16.6 31.6 110
2018 05 16 03  14 53 49.568   +01 39 31.19  160809 157.5 16.5 30.2 110
2018 05 16 04  14 59 40.722   +01 14 09.03  159175 158.4 16.5 28.7 110
2018 05 16 05  15 05 39.258   +00 48 11.21  157452 159.2 16.4 27.1 111
2018 05 16 06  15 11 45.867   +00 21 35.76  155640 160.0 16.4 25.4 112
2018 05 16 07  15 18 01.306   -00 05 39.39  153737 160.8 16.3 23.6 112
2018 05 16 08  15 24 26.401   -00 33 36.45  151744 161.4 16.3 21.7 113
2018 05 16 09  15 31 02.061   -01 02 17.77  149659 162.0 16.2 19.7 114
2018 05 16 10  15 37 49.284   -01 31 45.78  147481 162.4 16.2 17.5 115
2018 05 16 11  15 44 49.178   -02 02 03.07  145211 162.7 16.2 15.2 117
2018 05 16 12  15 52 02.971   -02 33 12.32  142848 162.7 16.1 12.8 120
2018 05 16 13  15 59 32.029   -03 05 16.31  140390 162.6 16.1 10.2 124
2018 05 16 14  16 07 17.884   -03 38 17.88  137838 162.3 16.1  7.5 131
2018 05 16 15  16 15 22.253   -04 12 19.91  135191 161.8 16.0  4.9 148
2018 05 16 16  16 23 47.071   -04 47 25.26  132450 161.0 16.0  3.5  12
2018 05 16 17  16 32 34.527   -05 23 36.64  129613 160.0 16.0  5.0  60
2018 05 16 18  16 41 47.108   -06 00 56.57  126682 158.7 16.0  8.4  79
2018 05 16 19  16 51 27.647   -06 39 27.13  123657 157.2 16.0 12.5  87
2018 05 16 20  17 01 39.384   -07 19 09.78  120540 155.5 16.0 17.2  91
2018 05 16 21  17 12 26.040   -08 00 04.94  117331 153.5 16.0 22.3  94
2018 05 16 22  17 23 51.900   -08 42 11.62  114035 151.3 16.0 28.1  95
2018 05 16 23  17 36 01.912   -09 25 26.64  110653 148.9 16.0 34.4  96
2018 05 17 00  17 49 01.804   -10 09 43.78  107192 146.2 16.0 41.4  97
2018 05 17 01  18 02 58.213   -10 54 52.47  103658 143.2 16.0 49.1  97