Silvester

C/2006 W3 Christensen, MPEC 2006-W42, IAUC 8777, #2112

Дата, блеск, размер комы и конденсация:
2009 08. 26.09 UT: m1 = 9.7, Dia. = 3.1', DC = .., 101mmL + CCD.
2009 08. 26.05 UT: m1 = 9.3, Dia. = 3.5', DC = 6, SCT 14'' Visual.
2009 08. 25.91 UT: m1 = 8.4, Dia. = 5', DC = 5, 20х50В.
2009 08. 25.57 UT: m1 = 7.6, Dia. = 5', DC = 3, хвоста нет, 7x50B.
2009 08. 25.50 UT: m1 = 10.1, Dia. = 3', DC = 5, хвоста нет, кома на ЮЗ, 0.35-m. T, f11, (x122).
2009 08. 25.45 UT: m1 = 7.5, Dia. = 7', DC = 5 - 6, 0.20-m. Dobsonian.
2009 08. 25.08 UT: m1 = 9.5, Dia. = 3.4', DC = .., 101mmL + CCD.
2009 08. 25.08 UT: m1 = 8.1, Dia. = 3.7', DC = 6, SCT 14'' Visual.
2009 08. 24.96 UT: m1 = 8.6, Dia. = 6', DC = 5
2009 08. 23.90 UT: m1 = 8.4, Dia. = 6.5', DC = 4
2009 08. 23.86 UT: m1 = 8.3, Dia. = 5', DC = 5/
2009 08. 23.85 UT: m1 = 9.5, Dia. = 2', DC = 5, L270 f/4.8 (х144).
2009 08. 23.01 UT: m1 = 8.3, Dia. = 5', DC = 5, 20х50В.

#2119

Элементы орбиты:
Epoch 2009 June 18.0 TT = JDT 2455000.5
T 2009 July 6.6618 TT MPC
q 3.126204 (2000.0) P Q
z -0.000011 Peri. 133.5190 +0.6760445 -0.0904784
+/-0.000003 Node 113.5726 -0.6488019 -0.5435597
e 1.000035 Incl. 127.0735 +0.3493136 -0.8344798
From 284 observations 2006 Oct. 29-2007 Dec. 16, mean residual 0".6.

Эфемериды:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2009 08 26 19 59.86 +16 56.5 2.358 3.164 136.0 12.8 11.9
2009 08 27 19 57.98 +16 26.0 2.365 3.166 135.4 12.9 11.9
2009 08 28 19 56.14 +15 55.5 2.373 3.167 134.8 13.1 11.9
2009 08 29 19 54.33 +15 25.1 2.381 3.169 134.2 13.2 11.9
2009 08 30 19 52.57 +14 54.6 2.390 3.170 133.5 13.4 11.9
2009 08 31 19 50.84 +14 24.2 2.399 3.172 132.7 13.5 11.9
2009 09 01 19 49.15 +13 53.8 2.409 3.174 132.0 13.7 11.9
2009 09 02 19 47.50 +13 23.5 2.419 3.175 131.2 13.8 11.9



Комета видна в созвездии Стрела, в телескоп от 90 мм. в диаметре ..

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Альманах ..