C/2011 L6 (Boattini)

메타데이터

항목
Designation C/2011 L6 (Boattini)
Type C
Perihelion (tp_cal, UTC) 2011-01-22T18:57:09.518400Z
Orbit solution date (soln_date, UTC) 2021-04-15T23:31:52Z
Obs used 56
NEO -
M1 13.200
K1 4.500
PC -
Osculating 궤도요소
항목
Epoch (epoch_cal, TDB) 2011-08-20.0000000
e 1.00373776
q (au) 6.787629
a (au) -1815.962524
i (deg) 171.456247
Ω (om, deg) 214.482658
ω (w, deg) 331.598726
M (ma, deg) 0.002665

밝기

C/2011 L6 (Boattini) · Magnitude (Full range)

산란 + 전체 선형

$$ M_a = (11.410 + 2.155\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta $$ $$ \theta = 180^\circ - \alpha $$ $$ \Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b) $$ $$ \Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1 $$

모델 상수

항목
H0 11.410
n 2.155
gf 0.999
gb -0.859
k 1.000
δ90 10.000
파라미터 기호 범위 설명
태양·지구거리 1 AU에서의 절대등급 H0 -5 to 20 혜성의 고유 밝기
광도 기울기 파라미터 n 2 to 6 태양거리 변화에 따른 밝기 변화율
전방 산란 비대칭 계수 gf 0.8 to 1 전방 산란의 강도
후방 산란 비대칭 계수 gb -1 to -0.5 후방 산란의 강도
분할 계수 k 0.8 to 1 전·후방 산란 기여도 비율
먼지/가스 밝기 비 δ90 1 to 10 코마에서 먼지 산란 대비 가스 방출의 상대 기여

참고: EPSC-DPS2025-160

천체력

Date/Time (UTC) RA (J2000) Dec (J2000) Nearest HIP Dist from HIP (arcmin)
2026-06-01 00:00 08:11:41.62 +28:32:35.1 HIP 40192 20.48
2026-06-01 12:00 08:11:43.81 +28:32:22.1 HIP 40192 20.38
2026-06-02 00:00 08:11:46.04 +28:32:09.0 HIP 40192 20.29
2026-06-02 12:00 08:11:48.29 +28:31:55.8 HIP 40192 20.22
2026-06-03 00:00 08:11:50.57 +28:31:42.7 HIP 40192 20.15
2026-06-03 12:00 08:11:52.87 +28:31:29.5 HIP 40192 20.10
2026-06-04 00:00 08:11:55.20 +28:31:16.3 HIP 40192 20.06
2026-06-04 12:00 08:11:57.56 +28:31:03.1 HIP 40192 20.03
2026-06-05 00:00 08:11:59.94 +28:30:49.8 HIP 40192 20.02
2026-06-05 12:00 08:12:02.34 +28:30:36.6 HIP 40192 20.02
2026-06-06 00:00 08:12:04.77 +28:30:23.3 HIP 40192 20.04
2026-06-06 12:00 08:12:07.23 +28:30:10.0 HIP 40192 20.07
2026-06-07 00:00 08:12:09.70 +28:29:56.6 HIP 40192 20.12
2026-06-07 12:00 08:12:12.21 +28:29:43.3 HIP 40192 20.18
2026-06-08 00:00 08:12:14.74 +28:29:29.9 HIP 40192 20.26
2026-06-08 12:00 08:12:17.29 +28:29:16.5 HIP 40278 20.04
2026-06-09 00:00 08:12:19.86 +28:29:03.1 HIP 40278 19.45
2026-06-09 12:00 08:12:22.46 +28:28:49.7 HIP 40278 18.86
2026-06-10 00:00 08:12:25.08 +28:28:36.3 HIP 40278 18.27
2026-06-10 12:00 08:12:27.73 +28:28:22.8 HIP 40278 17.67
2026-06-11 00:00 08:12:30.40 +28:28:09.3 HIP 40278 17.07
2026-06-11 12:00 08:12:33.09 +28:27:55.9 HIP 40278 16.47
2026-06-12 00:00 08:12:35.80 +28:27:42.4 HIP 40278 15.87
2026-06-12 12:00 08:12:38.53 +28:27:28.9 HIP 40278 15.26
2026-06-13 00:00 08:12:41.29 +28:27:15.4 HIP 40278 14.66
2026-06-13 12:00 08:12:44.07 +28:27:01.9 HIP 40278 14.06
2026-06-14 00:00 08:12:46.87 +28:26:48.3 HIP 40278 13.45
2026-06-14 12:00 08:12:49.69 +28:26:34.8 HIP 40278 12.85
2026-06-15 00:00 08:12:52.53 +28:26:21.3 HIP 40278 12.25
2026-06-15 12:00 08:12:55.39 +28:26:07.7 HIP 40278 11.66
2026-06-16 00:00 08:12:58.27 +28:25:54.2 HIP 40278 11.07
2026-06-16 12:00 08:13:01.17 +28:25:40.6 HIP 40278 10.49
2026-06-17 00:00 08:13:04.10 +28:25:27.1 HIP 40278 9.91
2026-06-17 12:00 08:13:07.04 +28:25:13.5 HIP 40278 9.35
2026-06-18 00:00 08:13:10.00 +28:25:00.0 HIP 40278 8.81
2026-06-18 12:00 08:13:12.98 +28:24:46.5 HIP 40278 8.28
2026-06-19 00:00 08:13:15.98 +28:24:32.9 HIP 40278 7.78
2026-06-19 12:00 08:13:18.99 +28:24:19.4 HIP 40278 7.31
2026-06-20 00:00 08:13:22.03 +28:24:05.8 HIP 40278 6.88
2026-06-20 12:00 08:13:25.08 +28:23:52.3 HIP 40278 6.50
2026-06-21 00:00 08:13:28.15 +28:23:38.8 HIP 40278 6.17
2026-06-21 12:00 08:13:31.24 +28:23:25.3 HIP 40278 5.91
2026-06-22 00:00 08:13:34.34 +28:23:11.8 HIP 40278 5.73