C/2012 A2 (LINEAR) _ CK12A020,
MPEC 2012-B05
C/2012 A2 (LINEAR) / CK12A020 (i=126.0њ, q=3.499 AU, TP=2012 Nov. 7.80977 TT) обсерватория LINEAR (Jan. 15.41-45p3), Pan-STARRS 1 (PS1) (Jan. 15.63-64p2), Great Shefford Obs. (Jan. 16.00-02p4, 16.08p2 & 17.18-19p2), Schiaparelli Obs. (Jan. 16.06-07p3), St. Pardon de Conques Obs. (Jan. 16.06-08p3), Hidetaka Sato via RAS Obs. Mayhill (Jan. 16.35-36p3), Astronomical Research Obs. Westfield (Jan. 16.40-42p3), Crni Vrh Obs. (Jan. 17.13-16p4), Dolomites Obs. (Jan. 17.17-20p6), Wiggins Obs. (Jan. 17.35-38p4), and Moriyama Obs. (Jan. 17.64-66p2) ..
Дата, блеск, размер комы и конденсация, обс. индекс:
C/2012 A2 (LINEAR) 2012 11 25.96 15.8 N C23
C/2012 A2 (LINEAR) 2012 11 25.96 15.9 N C23
C/2012 A2 (LINEAR) 2012 11 24.83 UT: m1 = 13.7, Dia. = 0.7', DC = 3/, 0.40-m. L, f4.5 (x144).
C/2012 A2 (LINEAR) 2012 11 24.64 14.0 T 349
C/2012 A2 (LINEAR) 2012 11 22.38 17.6 N D93
C/2012 A2 (LINEAR) 2012 11 22.04 16.1 N 945
C/2012 A2 (LINEAR) 2012 11 21.37 16.2 N H45
C/2012 A2 (LINEAR) 2012 11 16.96 15.8 N C23
C/2012 A2 (LINEAR) 2012 11 15.87 UT: m1 = 14
.4, Dia. = 0.9', DC = 3, 0.508-m. L (x189).
C/2012 A2 (LINEAR) 2012 11 15.11 16.7 N C47
C/2012 A2 (LINEAR) 2012 11 14.03 16.2 N J38
C/2012 A2 (LINEAR) 2012 11 13.74 ..S: m1 = 14
.5, Dia. = ..', DC = .., 0.320-m. L, f5 (x180).
C/2012 A2 (LINEAR) 2012 11 13.11 15.9 N J01
C/2012 A2 (LINEAR) 2012 11 06.87 UT: m1 = 10.4, Dia. = 4', DC = 2, 0.203-m. SCT, f10 (x77).
C/2012 A2 (LINEAR) 2012 11 06.04 15.3 N C23
C/2012 A2 (LINEAR) 2012 11 06.02 15.9 T B51
C/2012 A2 (LINEAR) 2012 11 04.81 UT: m1 = 10.5, Dia. = 4', DC = 2, 0.203-m. SCT, f10 (x77).
C/2012 A2 (LINEAR) 2012 11 01.98 14.9 T C32
C/2012 A2 (LINEAR) 2012 09 13.85 ..S: m1 = 13.4, Dia. = 1', DC = 1, 0.320-m. L, f5 (x144).
Элементы орбиты кометы C/2012 A2 (LINEAR):
T 2012 Nov. 7.80977 TT MPC
q 3.4987526 (2000.0) P Q
Peri. 102.78894 +0.10241863 +0.98150857
Node 191.52695 +0.24166571 +0.13314731
e 1.0 Incl. 125.97615 +0.96493943 -0.13752355
From 41 observations 2012 Jan. 15-17.
Эфемериды кометы C/2012 A2 (LINEAR):
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2011 12 18 12 51 26.3 +33 59 33 4.4601 4.5576 89.4 12.5 18.3
2012 01 02 12 54 16.5 +37 57 16 4.1582 4.4761 102.6 12.4 18.1
2012 01 10 12 54 11.8 +40 26 29 4.0108 4.4333 109.3 12.1 18.0
2012 01 16 12 53 12.3 +42 27 59 3.9092 4.4017 114.0 11.8 17.9
2012 01 17 12 52 57.0 +42 48 58 3.8931 4.3964 114.7 11.7 17.9
2012 01 18 12 52 40.1 +43 10 09 3.8772 4.3912 115.5 11.7 17.9
2012 01 24 12 50 22.2 +45 21 04 3.7881 4.3600 119.7 11.3 17.8
2012 02 01 12 45 27.3 +48 23 37 3.6865 4.3188 124.3 10.9 17.7
2012 02 16 12 29 10.6 +54 13 00 3.5561 4.2434 128.6 10.5 17.5
Элементы орбиты кометы C/2012 A2 (LINEAR)
MPEC 2012-J16:
Epoch 2012 Nov. 9.0 TT = JDT 2456240.5
T 2012 Nov. 5.08918 TT MPC
q 3.5374917 (2000.0) P Q
z +0.0010247 Peri. 101.66921 +0.08480795 +0.98342950
+/-0.0000031 Node 191.40412 +0.23708530 +0.13627516
e 0.9963752 Incl. 125.86863 +0.96778002 -0.11956382
From 706 observations 2011 Apr. 2-2012 May 3, mean residual 0".5.
MPEC 2012-H42
MPEC 2012-F59
MPEC 2012-G45
MPEC 2012-K56
MPEC 2012-L43
MPEC 2012-M33
MPEC 2012-N02
MPEC 2012-N21
MPEC 2012-O25
MPEC 2012-P31
MPEC 2012-U109
MPEC 2012-V101