"Pseudo-MPEC" for ZH87E55

Created 2018 Apr 23 3:18:12 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 23 03  12 40 50.010   +45 21 56.19  .07281 1.0431 119.4 23.0 322' 100
2018 04 23 04  12 41 00.795   +45 31 38.70  .07310 1.0430 119.2 23.0 323' 100
2018 04 23 05  12 41 11.564   +45 41 16.46  .07338 1.0430 119.1 23.0 324' 100
2018 04 23 06  12 41 22.314   +45 50 49.52  .07367 1.0430 118.9 23.0 326' 100
2018 04 23 07  12 41 33.047   +46 00 17.92  .07396 1.0430 118.8 23.0 327' 100
2018 04 23 08  12 41 43.763   +46 09 41.72  .07425 1.0430 118.6 23.0 329' 100
2018 04 23 09  12 41 54.462   +46 19 00.95  .07454 1.0430 118.5 23.0 330' 100
2018 04 23 10  12 42 05.143   +46 28 15.66  .07483 1.0430 118.3 23.1 331' 100
2018 04 23 11  12 42 15.806   +46 37 25.90  .07512 1.0430 118.1 23.1 333' 100
2018 04 23 12  12 42 26.452   +46 46 31.71  .07541 1.0430 118.0 23.1 334' 100
2018 04 23 13  12 42 37.081   +46 55 33.13  .07571 1.0430 117.8 23.1 335' 100
2018 04 23 14  12 42 47.693   +47 04 30.20  .07600 1.0430 117.7 23.1 337' 100
2018 04 23 15  12 42 58.287   +47 13 22.98  .07629 1.0430 117.5 23.1 338' 100
2018 04 23 16  12 43 08.865   +47 22 11.49  .07659 1.0430 117.4 23.1 339' 100
2018 04 23 17  12 43 19.424   +47 30 55.79  .07688 1.0430 117.2 23.1 340' 100
2018 04 23 18  12 43 29.967   +47 39 35.90  .07717 1.0430 117.1 23.2 342' 100
2018 04 23 19  12 43 40.493   +47 48 11.88  .07747 1.0430 117.0 23.2 343' 100
2018 04 23 20  12 43 51.001   +47 56 43.77  .07777 1.0430 116.8 23.2 344' 100
2018 04 23 21  12 44 01.493   +48 05 11.60  .07806 1.0429 116.7 23.2 345' 100
2018 04 23 22  12 44 11.967   +48 13 35.42  .07836 1.0429 116.5 23.2 347' 100
2018 04 23 23  12 44 22.424   +48 21 55.26  .07866 1.0429 116.4 23.2 348' 100
2018 04 24 00  12 44 32.864   +48 30 11.16  .07895 1.0429 116.2 23.2 349' 100
2018 04 24 01  12 44 43.287   +48 38 23.16  .07925 1.0429 116.1 23.2 350' 100
2018 04 24 02  12 44 53.694   +48 46 31.30  .07955 1.0429 116.0 23.3 351' 100
2018 04 24 03  12 45 04.083   +48 54 35.62  .07985 1.0429 115.8 23.3 353' 100
2018 04 24 04  12 45 14.455   +49 02 36.16  .08015 1.0429 115.7 23.3 354' 100
2018 04 24 05  12 45 24.811   +49 10 32.94  .08045 1.0429 115.6 23.3 355' 100
2018 04 24 06  12 45 35.149   +49 18 26.02  .08075 1.0429 115.4 23.3 356' 100
2018 04 24 07  12 45 45.471   +49 26 15.41  .08105 1.0429 115.3 23.3 357' 100
2018 04 24 08  12 45 55.776   +49 34 01.17  .08135 1.0429 115.2 23.3 358' 100
2018 04 24 09  12 46 06.064   +49 41 43.33  .08165 1.0429 115.0 23.3 359' 100
2018 04 24 10  12 46 16.335   +49 49 21.91  .08195 1.0429 114.9 23.3 360' 101
2018 04 24 11  12 46 26.589   +49 56 56.96  .08226 1.0429 114.8 23.4 362' 101
2018 04 24 12  12 46 36.827   +50 04 28.52  .08256 1.0429 114.6 23.4 363' 101
2018 04 24 13  12 46 47.048   +50 11 56.60  .08286 1.0429 114.5 23.4 364' 101
2018 04 24 14  12 46 57.253   +50 19 21.26  .08317 1.0429 114.4 23.4 365' 101
2018 04 24 15  12 47 07.440   +50 26 42.51  .08347 1.0428 114.3 23.4 366' 101
2018 04 24 16  12 47 17.612   +50 34 00.40  .08378 1.0428 114.1 23.4 367' 101
2018 04 24 17  12 47 27.766   +50 41 14.96  .08408 1.0428 114.0 23.4 368' 101
2018 04 24 18  12 47 37.904   +50 48 26.21  .08439 1.0428 113.9 23.4 369' 101
2018 04 24 19  12 47 48.026   +50 55 34.20  .08469 1.0428 113.8 23.4 370' 101
2018 04 24 20  12 47 58.131   +51 02 38.95  .08500 1.0428 113.6 23.5 371' 101
2018 04 24 21  12 48 08.219   +51 09 40.49  .08530 1.0428 113.5 23.5 372' 101
2018 04 24 22  12 48 18.291   +51 16 38.86  .08561 1.0428 113.4 23.5 373' 101
2018 04 24 23  12 48 28.347   +51 23 34.08  .08592 1.0428 113.3 23.5 374' 101
2018 04 25 00  12 48 38.386   +51 30 26.19  .08622 1.0428 113.2 23.5 375' 101
2018 04 25 01  12 48 48.408   +51 37 15.21  .08653 1.0428 113.0 23.5 376' 101
2018 04 25 02  12 48 58.415   +51 44 01.18  .08684 1.0428 112.9 23.5 377' 101