"Pseudo-MPEC" for X55398

Created 2018 Apr 23 1:18:08 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

• Astrometry
• Astrometry (from NEOCP, if available)
• 'Scout' (JPL) information
• Observing stations
• Orbital elements
• Residuals
• Ephemeris
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• Click here to search DSS2 images for this object using Skymorph
• Click here to search Spacewatch images for this object using Skymorph

 
 Astrometry: 
     X55398   C2018 04 14tPAstrometryOt8RAR?%0$?lTEvlCZJ]qR4T\fB1`L:5?l0qe5[iD29
     X55398   C2018 04 14.NCT.sFQSqh$#Y_hUredacted;JO(d!VseeNru=SdK[aYC[NhQ=mD29
     X55398   C2018 04 14.?mb[rkc\/dm76hTD-YYn9#)s+LJH?XBy%*ZwuxZ^'uSo)QNEOCPD29

Station data:
(D29) Purple Mountain Observatory, XuYi Station  (N32.734366 E118.463900)
   China.  Observers H. B. Zhao, B. Li, G. Zhaori, R. Q. Hong, L. F. Hu.
   Measurers H. B. Zhao, B. Li. H. Lu, G. Zhaori. 1.04-m f/1.8 Schmidt + CCD.

Orbital elements:  X55398
   Perihelion 2018 Jun 1.406801 +/- 40.8 TT =  9:45:47 (JD 2458270.906801)
Epoch 2018 Apr 15.0 TT = JDT 2458223.5   Earth MOID: 0.3354   AutoNEOCP
M 348.85935 +/- 20                  (J2000 ecliptic)
n   0.23500100 +/- 0.256            Peri.  110.03689 +/- 100
a   2.60069586 +/- 1.89             Node   136.82222 +/- 57
e   0.5112585 +/- 0.258             Incl.   12.21879 +/- 6
P   4.19                   H 21.5   G  0.15   U 11.8  SR
q 1.27106788 +/- 0.276    Q 3.93032384 +/- 50.5
From 3 observations 2018 Apr. 14 (40.7 min); mean residual 0".19

Residuals in arcseconds: 
180414 D29  .18+  .07+    180414 D29  .36-  .15-    180414 D29  .18+  .08+    

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta   r     elong  mag " sig PA
---- -- -- --  ------------   ------------  ------ ------ -----  --- ---- ---
2018 04 23 01  15 26 08.916   +24 53 48.58  .41479 1.3404 137.4 21.5  45d  10
2018 04 23 02  15 26 12.001   +24 54 36.84  .41466 1.3403 137.4 21.5  45d  10
2018 04 23 03  15 26 15.085   +24 55 25.05  .41453 1.3402 137.4 21.5  46d  10
2018 04 23 04  15 26 18.168   +24 56 13.19  .41441 1.3400 137.4 21.5  46d  10
2018 04 23 05  15 26 21.249   +24 57 01.27  .41428 1.3399 137.4 21.5  46d  10
2018 04 23 06  15 26 24.330   +24 57 49.30  .41415 1.3397 137.4 21.5  46d  10
2018 04 23 07  15 26 27.409   +24 58 37.26  .41402 1.3396 137.3 21.5  46d  10
2018 04 23 08  15 26 30.487   +24 59 25.16  .41390 1.3395 137.3 21.5  46d  10
2018 04 23 09  15 26 33.564   +25 00 13.00  .41377 1.3393 137.3 21.5  46d  10
2018 04 23 10  15 26 36.640   +25 01 00.79  .41365 1.3392 137.3 21.5  46d  10
2018 04 23 11  15 26 39.715   +25 01 48.51  .41352 1.3390 137.3 21.5  47d  10
2018 04 23 12  15 26 42.789   +25 02 36.17  .41339 1.3389 137.3 21.5  47d  10
2018 04 23 13  15 26 45.861   +25 03 23.77  .41327 1.3388 137.3 21.5  47d  10
2018 04 23 14  15 26 48.933   +25 04 11.31  .41314 1.3386 137.3 21.5  47d  10
2018 04 23 15  15 26 52.003   +25 04 58.79  .41302 1.3385 137.2 21.5  47d  10
2018 04 23 16  15 26 55.073   +25 05 46.21  .41289 1.3383 137.2 21.5  47d  10
2018 04 23 17  15 26 58.141   +25 06 33.57  .41277 1.3382 137.2 21.5  47d  10
2018 04 23 18  15 27 01.208   +25 07 20.86  .41264 1.3381 137.2 21.5  48d  10
2018 04 23 19  15 27 04.274   +25 08 08.10  .41252 1.3379 137.2 21.5  48d  10
2018 04 23 20  15 27 07.339   +25 08 55.27  .41239 1.3378 137.2 21.5  48d  10
2018 04 23 21  15 27 10.403   +25 09 42.38  .41227 1.3377 137.2 21.5  48d  10
2018 04 23 22  15 27 13.466   +25 10 29.43  .41215 1.3375 137.2 21.5  48d  10
2018 04 23 23  15 27 16.528   +25 11 16.42  .41202 1.3374 137.2 21.5  48d  10
2018 04 24 00  15 27 19.588   +25 12 03.34  .41190 1.3372 137.1 21.5  48d  10
2018 04 24 01  15 27 22.648   +25 12 50.21  .41178 1.3371 137.1 21.5  49d  10
2018 04 24 02  15 27 25.706   +25 13 37.01  .41165 1.3370 137.1 21.5  49d  10
2018 04 24 03  15 27 28.764   +25 14 23.75  .41153 1.3368 137.1 21.5  49d  10
2018 04 24 04  15 27 31.820   +25 15 10.43  .41141 1.3367 137.1 21.5  49d  10
2018 04 24 05  15 27 34.875   +25 15 57.04  .41128 1.3366 137.1 21.5  49d  10
2018 04 24 06  15 27 37.930   +25 16 43.59  .41116 1.3364 137.1 21.5  49d  10
2018 04 24 07  15 27 40.983   +25 17 30.08  .41104 1.3363 137.1 21.5  49d  10
2018 04 24 08  15 27 44.035   +25 18 16.50  .41091 1.3361 137.1 21.5  50d  10
2018 04 24 09  15 27 47.085   +25 19 02.87  .41079 1.3360 137.0 21.5  50d  10
2018 04 24 10  15 27 50.135   +25 19 49.17  .41067 1.3359 137.0 21.5  50d  10
2018 04 24 11  15 27 53.184   +25 20 35.40  .41055 1.3357 137.0 21.5  50d  10
2018 04 24 12  15 27 56.232   +25 21 21.58  .41043 1.3356 137.0 21.5  50d  10
2018 04 24 13  15 27 59.278   +25 22 07.68  .41031 1.3355 137.0 21.5  50d  10
2018 04 24 14  15 28 02.324   +25 22 53.73  .41018 1.3353 137.0 21.5  51d  10
2018 04 24 15  15 28 05.368   +25 23 39.71  .41006 1.3352 137.0 21.5  51d  10
2018 04 24 16  15 28 08.412   +25 24 25.63  .40994 1.3351 137.0 21.5  51d  10
2018 04 24 17  15 28 11.454   +25 25 11.48  .40982 1.3349 136.9 21.5  51d  10
2018 04 24 18  15 28 14.495   +25 25 57.27  .40970 1.3348 136.9 21.5  51d  10
2018 04 24 19  15 28 17.535   +25 26 43.00  .40958 1.3346 136.9 21.5  51d  10
2018 04 24 20  15 28 20.575   +25 27 28.66  .40946 1.3345 136.9 21.5  51d  10
2018 04 24 21  15 28 23.613   +25 28 14.26  .40934 1.3344 136.9 21.5  52d  10
2018 04 24 22  15 28 26.650   +25 28 59.79  .40922 1.3342 136.9 21.5  52d  10
2018 04 24 23  15 28 29.685   +25 29 45.25  .40910 1.3341 136.9 21.5  52d  10
2018 04 25 00  15 28 32.720   +25 30 30.66  .40898 1.3340 136.9 21.5  52d  10