(13815) Furuya = 1998 YF7

JPL Orbit Diagram


Discovered 1997 Dec. 22 by A. Asami at Hadano.
Kazuko Furuya (b.1954) has devoted herself to kindergarten education since 1975.
At present she is making efforts to give great dreams and hopeto children with a creative teaching method, in the position of vice principal at Hadano Municipal Honcho kindergarten in Kanagawa prefecture.


0.28-m f/5.0 reflector + CCD
Exposure = 120 sec Focal length = 1.4-m
Picture taken Dec. 22 1998 at 23:43:07 (JST)
Observer = A. Asami



The orbital elements by S. Nakano

1998 YF7 = 1968 OP = 1975 XH5 = 1980 TC7 
Epoch 1999 Jan. 22.0 TT = JDT 2451200.5                 Nakano
M  97.91768              (2000.0)            P               Q
n   0.17228588     Peri.  118.29030     +0.95644018     +0.24237108
a   3.1986712      Node   228.18589     -0.27803106     +0.92620852
e   0.1993565      Incl.   12.61081     +0.08899949     +0.28878026
P   5.72           H   12.2           G   0.15           U   2
Residuals in seconds of arc 
J687M  095  0.1+  0.7-    J98CO  355  0.2-  0.5-    J98CT  355  1.0-  1.0+  
J75C3  095  0.6+  3.2+    J98CO  355  0.4-  0.3-    J98CT  355  0.2-  0.1-  
J80AE  330  3.4+  0.7+    J98CP  355  0.4-  0.1+    J9915  402  0.1+  0.9-  
J80AV  330  3.4-  1.0-    J98CP  355  0.1+  0.0     J9915  402  0.4-  0.7-  
J98CM  355  0.5-  1.4-    J98CP  355  0.0   0.6+    J9915  402  0.1+  0.7-  
J98CM  355  0.6-  1.2-    J98CR  900  0.1+  0.2-    J9918  355  1.4+  0.5+  
J98CM  355  0.7+  1.3-    J98CR  900  0.7-  0.0     J9918  355  0.8+  0.6+  
J98CO  355  0.1-  0.3-    J98CT  355  0.6-  1.0+    J9918  355  0.8+  0.2+  
 


095 Crimea-Nauchnij

330 Purple Mountain Observatory, Nanking

402 Dynic Astronomical Observatory Observer A. Sugie 0.60-m f/5.0 reflector + CCD

900 Moriyama Observer Y. Ikari 0.25-m f/6.3 reflector + CCD

CCD precise positions ...+....+....+....+....+....+....+....+....+....+....+....+....+....+....+....+
HA006 * C1998 12 22.60341 06 57 28.73 +08 40 35.7 17.2 V 355 HA006 C1998 12 22.61397 06 57 28.20 +08 40 35.0 355 HA006 C1998 12 22.63260 06 57 27.37 +08 40 33.1 355 HA006 C1998 12 24.55165 06 55 54.07 +08 37 46.2 17.1 V 355 HA006 C1998 12 24.56275 06 55 53.51 +08 37 45.1 355 HA006 C1998 12 24.56668 06 55 53.30 +08 37 45.0 355 J98Y07F C1998 12 25.58840 06 55 03.05 +08 36 25.4 355 J98Y07F C1998 12 25.59204 06 55 02.90 +08 36 25.0 355 J98Y07F C1998 12 25.59541 06 55 02.72 +08 36 25.4 355 J98Y07F C1998 12 27.57322 06 53 24.74 +08 34 07.9 900 J98Y07F C1998 12 27.58593 06 53 24.04 +08 34 07.3 17.3 V 900 J98Y07F C1999 01 08.63310 06 43 24.20 +08 28 47.1 355 J98Y07F C1999 01 08.63691 06 43 23.97 +08 28 47.3 355 J98Y07F C1999 01 08.64413 06 43 23.61 +08 28 46.9 355 J98Y07F C1999 01 10.50973 06 41 53.50 +08 29 12.3 355 J98Y07F C1999 01 10.51222 06 41 53.43 +08 29 12.8 16.9 V 355 J98Y07F C1999 01 10.51601 06 41 53.25 +08 29 13.2 355