(286863) 2002 NW74


Beobachtungen und Bahndaten (englisch)

Observations:
     Bi0896 * C2002 07 04.39935 20 43 55.50 -15 27 47.0          19.6 R      644
     Bi0896   C2002 07 04.42029 20 43 54.83 -15 27 49.5          19.9 R      644
     Bi0896   C2002 07 18.23541 20 35 31.55 -16 15 01.0          19.2 R      644
     Bi0896   C2002 07 18.29889 20 35 28.56 -16 15 17.3          19.3 R      644
     Bi0896   C2002 07 18.36734 20 35 25.35 -16 15 34.4          19.6 R      644
     Bi0896   C2002 07 22.31194 20 32 24.69 -16 32 26.1          19.2 R      644
     Bi0896   C2002 07 22.33315 20 32 23.61 -16 32 32.0          19.1 R      644
     Bi0896   C2002 07 22.36676 20 32 21.95 -16 32 40.7          19.2 R      644
     Bi0896   C2002 08 07.30469 20 19 32.65 -17 46 07.5          19.7        644
     Bi0896   C2002 08 07.32598 20 19 31.61 -17 46 13.5          19.5        644
     Bi0896   C2002 08 07.35067 20 19 30.40 -17 46 19.9          19.8        644
     Bi0896  IC2002 08 28.17670 20 08 00.01 -19 06 58.5                      644
     Bi0896   C2002 08 28.19786 20 07 59.73 -19 07 03.1          19.8 R      644
     Bi0896   C2002 08 28.21953 20 07 59.28 -19 07 06.7          19.4 R      644

Station data:
(644) Palomar Mountain/NEAT (N33.35743 W116.85978).

(286863) 2002 NW74

Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 135.05345              (2000.0)            P               Q
n   0.22331433     Peri.  180.84627     +0.85410651     +0.51944284             T = 2457395.73160 JDT
a   2.6906569      Node   147.81594     -0.47689236     +0.80219269             q =     2.1234631
e   0.2108012      Incl.    2.80867     -0.20754696     +0.29439092
P   4.41           H   17.3           G   0.15           U   0
From 91 observations at 8 oppositions, 2002-2016, mean residual 0".37.
  
Residuals
20020704  644  0.8+  0.3-    20071020  691  0.2-  0.1-    20140310  G96  1.0+  0.1-
20020704  644  0.0   0.5+    20071104  G96  0.1-  0.0     20140310  G96  0.4+  0.0
20020718  644  0.1+  0.1+    20071104  G96  0.1+  0.0     20150611  F51  0.2-  0.2+
20020718  644  0.4-  0.1-    20071104  G96  0.2+  0.1+    20150611  F51  0.0   0.1-
20020718  644  0.2-  0.1-    20071104  G96  0.6+  0.1-    20150611  F51  0.1+  0.0
20020722  644  0.2+  0.0     20100410  G96  0.2-  0.1-    20150611  F51  0.0   0.0
20020722  644  0.1-  0.3-    20100410  G96  0.1-  0.3+    20150612  F51  0.2-  0.1-
20020722  644  0.2+  0.1-    20100410  G96  0.2+  0.2+    20150612  F51  0.1-  0.1+
20020807  644  0.1-  0.2+    20100410  G96  0.3+  0.2+    20150612  F51  0.1-  0.0
20020807  644  0.1-  0.0     20110801  E12 (0.7+  1.6-)   20150709  F51  0.0   0.0
20020807  644  0.2-  0.3+    20110801  E12  1.0+  1.0-    20150709  F51  0.2-  0.1+
20020815  291  0.1+  0.0     20110801  E12  0.1-  0.7+    20150709  F51  0.1-  0.1+
20020815  291  0.0   0.0     20110801  E12  0.1-  0.2+    20150709  F51  0.2-  0.1+
20020815  291  0.1+  0.1+    20110831  704  0.3+  1.4+    20161026  F51  0.0   0.2+
20020828  644 (1.6-  0.5+)   20110831  704  0.2+  0.1-    20161026  F51  0.3+  0.3+
20020828  644  0.1+  0.3-    20110831  704  0.2-  1.1+    20161026  F51  0.1+  0.1-
20020828  644  0.3-  0.0     20110831  704  0.3+  0.3+    20161026  F51  0.3+  0.1-
20060506  G96 (1.6+  0.6-)   20110915  F51  0.1+  0.1+    20161027  691  0.6-  0.1+
20060506  G96  0.3-  0.5+    20110915  F51  0.4+  0.4+    20161027  691  0.1-  0.3+
20060506  G96  0.0   0.7+    20110920  703 (1.6-  0.5+)   20161027  691  0.5-  0.6+
20060506  G96  0.8-  0.1-    20110920  703  0.1+  0.0     20161110  G96  0.6+  0.3+
20060521  691  0.1+  0.4+    20110920  703 (0.7-  1.7+)   20161110  G96  0.0   0.7+
20060521  691  0.0   0.6+    20110920  703  0.6-  0.1+    20161110  G96  0.2-  0.3-
20060521  691  0.1-  0.2+    20110924  G96  0.0   0.3-    20161110  G96  1.1+  0.7+
20060529  691  0.4+  0.3+    20110924  G96  0.2-  0.0     20161119  G96  0.1-  0.9+
20060529  691  0.4+  0.4+    20110924  G96  0.1+  0.0     20161119  G96  0.2-  0.9+
20060529  691  0.1+  0.2+    20110924  G96  0.2-  0.0     20161119  G96  0.1+  0.4+
20071008  691  0.7-  0.1+    20140228  F51  0.1+  0.3+    20161119  G96  0.9+  0.4-
20071008  691  0.4-  0.7-    20140228  F51  0.3+  0.3+    20161204  G96  0.2+  0.7+
20071008  691  0.5-  0.1+    20140228  F51  0.3+  0.2+    20161204  G96  0.2-  0.0
20071020  691  0.0   0.5+    20140310  G96  0.0   0.3+    20161204  G96  0.3-  0.6+
20071020  691  0.1-  0.4+    20140310  G96  0.4+  1.0+    20161204  G96  0.2+  0.3+

Last observed on 2016 Dec. 4. Perturbed ephemeris below based on elements from MPO 396958.

Discovery date : 2006 05 06 (*)
Discovery site : Mount Lemmon
Discoverer(s) : Mt. Lemmon Survey

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Letzte Änderung: 16. Juni 2017 (Harald Bill)