"Pseudo-MPEC" for ZH87E55

Created 2018 Apr 25 9:18:19 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     ZH87E55  C2018 04 16.27426 12 06 57.33 -07 56 03.3          20.4 GUNEOCPG96
     ZH87E55  C2018 04 16.27942 12 06 58.68 -07 52 34.2          20.5 GUNEOCPG96
     ZH87E55  C2018 04 16.28457 12 07 00.05 -07 49 03.8          20.1 GUNEOCPG96
     ZH87E55  C2018 04 16.36681 12 07 22.51 -06 53 24.9          20.3 GUNEOCPI52
     ZH87E55  C2018 04 16.36791 12 07 22.84 -06 52 40.4          20.1 GUNEOCPI52
     ZH87E55  C2018 04 16.36903 12 07 23.15 -06 51 54.5          20.5 GUNEOCPI52
     ZH87E55  C2018 04 16.37012 12 07 23.47 -06 51 09.8          21.6 GUNEOCPI52

Station data:
(G96) Mt. Lemmon Survey  (N32.442754 W110.788720)  US/Arizona.  Observers E.
   J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R.
   A. Kowalski, S. M. Larson, F. C. Shelly. 1.5-m reflector + CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442547 W110.788920)
   US/Arizona.

Orbital elements:  ZH87E55
   Perihelion 2018 Sep 27.453517 +/- 92.9 TT = 10:53:03 (JD 2458388.953517)
Epoch 2018 Apr 16.0 TT = JDT 2458224.5   Earth MOID: 0.0191   AutoNEOCP
M 204.84777 +/- 110                 (J2000 ecliptic)
n   0.94344119 +/- 0.272            Peri.  155.07237 +/- 100
a   1.02957856 +/- 0.198            Node   205.60292 +/- 0.48
e   0.0152948 +/- 0.133             Incl.   29.37554 +/- 14
P   1.04/381.57d           H 26.5   G  0.15   U 11.9  SR
q 1.01383131 +/- 0.114    Q 1.04532581 +/- 0.601
From 7 observations 2018 Apr. 16 (2.3 hr); mean residual 0".34
Residuals in arcseconds: 
180416 G96  .18+  .28-    180416 I52  .19-  .17-    180416 I52  .13+  .43+    
180416 G96  .10-  .53-    180416 I52  .09+  .37-    
180416 G96  .09-  .89+    180416 I52  .02-  .02+    

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta   r     elong  mag " sig PA
---- -- -- --  ------------   ------------  ------ ------ -----  --- ---- ---
2018 04 25 09  12 50 08.003   +52 29 59.86  .08900 1.0427 112.1 23.6 383' 101
2018 04 25 10  12 50 17.880   +52 36 22.43  .08931 1.0427 112.0 23.6 384' 101
2018 04 25 11  12 50 27.740   +52 42 42.19  .08962 1.0427 111.9 23.6 385' 101
2018 04 25 12  12 50 37.584   +52 48 59.17  .08994 1.0427 111.8 23.6 386' 101
2018 04 25 13  12 50 47.412   +52 55 13.41  .09025 1.0427 111.7 23.6 387' 101
2018 04 25 14  12 50 57.224   +53 01 24.92  .09056 1.0427 111.6 23.6 388' 101
2018 04 25 15  12 51 07.020   +53 07 33.73  .09087 1.0427 111.5 23.7 389' 101
2018 04 25 16  12 51 16.800   +53 13 39.87  .09118 1.0427 111.3 23.7 390' 101
2018 04 25 17  12 51 26.564   +53 19 43.37  .09149 1.0427 111.2 23.7 390' 101
2018 04 25 18  12 51 36.312   +53 25 44.24  .09181 1.0427 111.1 23.7 391' 101
2018 04 25 19  12 51 46.044   +53 31 42.52  .09212 1.0427 111.0 23.7 392' 101
2018 04 25 20  12 51 55.760   +53 37 38.22  .09243 1.0427 110.9 23.7 393' 101
2018 04 25 21  12 52 05.460   +53 43 31.38  .09275 1.0427 110.8 23.7 394' 101
2018 04 25 22  12 52 15.145   +53 49 22.01  .09306 1.0427 110.7 23.7 395' 101
2018 04 25 23  12 52 24.813   +53 55 10.14  .09337 1.0427 110.6 23.7 395' 101
2018 04 26 00  12 52 34.466   +54 00 55.79  .09369 1.0427 110.5 23.7 396' 101
2018 04 26 01  12 52 44.103   +54 06 38.98  .09400 1.0426 110.4 23.8 397' 101
2018 04 26 02  12 52 53.725   +54 12 19.75  .09432 1.0426 110.3 23.8 398' 101
2018 04 26 03  12 53 03.330   +54 17 58.10  .09463 1.0426 110.2 23.8 399' 101
2018 04 26 04  12 53 12.920   +54 23 34.06  .09495 1.0426 110.1 23.8 399' 101
2018 04 26 05  12 53 22.494   +54 29 07.67  .09526 1.0426 110.0 23.8 400' 101
2018 04 26 06  12 53 32.053   +54 34 38.92  .09558 1.0426 109.9 23.8 401' 101
2018 04 26 07  12 53 41.596   +54 40 07.86  .09590 1.0426 109.8 23.8 402' 101
2018 04 26 08  12 53 51.123   +54 45 34.49  .09621 1.0426 109.7 23.8 402' 101
2018 04 26 09  12 54 00.635   +54 50 58.85  .09653 1.0426 109.6 23.8 403' 101
2018 04 26 10  12 54 10.131   +54 56 20.94  .09685 1.0426 109.5 23.8 404' 101
2018 04 26 11  12 54 19.611   +55 01 40.80  .09716 1.0426 109.4 23.9 405' 101
2018 04 26 12  12 54 29.077   +55 06 58.44  .09748 1.0426 109.3 23.9 405' 101
2018 04 26 13  12 54 38.526   +55 12 13.89  .09780 1.0426 109.2 23.9 406' 101
2018 04 26 14  12 54 47.961   +55 17 27.15  .09811 1.0426 109.1 23.9 407' 101
2018 04 26 15  12 54 57.379   +55 22 38.26  .09843 1.0426 109.0 23.9 408' 101
2018 04 26 16  12 55 06.783   +55 27 47.24  .09875 1.0426 108.9 23.9 408' 101
2018 04 26 17  12 55 16.171   +55 32 54.09  .09907 1.0425 108.9 23.9 409' 101
2018 04 26 18  12 55 25.543   +55 37 58.84  .09939 1.0425 108.8 23.9 410' 101
2018 04 26 19  12 55 34.901   +55 43 01.52  .09971 1.0425 108.7 23.9 410' 101
2018 04 26 20  12 55 44.243   +55 48 02.13  .10002 1.0425 108.6 23.9 411' 101
2018 04 26 21  12 55 53.570   +55 53 00.70  .10034 1.0425 108.5 23.9 412' 101
2018 04 26 22  12 56 02.881   +55 57 57.24  .10066 1.0425 108.4 24.0 413' 101
2018 04 26 23  12 56 12.178   +56 02 51.78  .10098 1.0425 108.3 24.0 413' 101
2018 04 27 00  12 56 21.459   +56 07 44.33  .10130 1.0425 108.2 24.0 414' 101
2018 04 27 01  12 56 30.725   +56 12 34.91  .10162 1.0425 108.1 24.0 415' 101
2018 04 27 02  12 56 39.976   +56 17 23.53  .10194 1.0425 108.0 24.0 415' 101
2018 04 27 03  12 56 49.211   +56 22 10.22  .10226 1.0425 108.0 24.0 416' 101
2018 04 27 04  12 56 58.432   +56 26 54.99  .10258 1.0425 107.9 24.0 417' 101
2018 04 27 05  12 57 07.638   +56 31 37.86  .10290 1.0425 107.8 24.0 417' 101
2018 04 27 06  12 57 16.828   +56 36 18.84  .10322 1.0425 107.7 24.0 418' 101
2018 04 27 07  12 57 26.004   +56 40 57.96  .10354 1.0425 107.6 24.0 418' 101
2018 04 27 08  12 57 35.164   +56 45 35.22  .10386 1.0425 107.5 24.0 419' 101