C/2010 E5 (Scotti)

메타데이터

항목
Designation C/2010 E5 (Scotti)
Type C
Perihelion (tp_cal, UTC) 2009-11-21T10:42:02.502720Z
Orbit solution date (soln_date, UTC) 2021-04-15T23:31:41Z
Obs used 121
NEO -
M1 7.300
K1 17.000
PC 0.030
Osculating 궤도요소
항목
Epoch (epoch_cal, TDB) 2010-04-02.0000000
e 0.84273939
q (au) 3.888445
a (au) 24.726120
i (deg) 18.910164
Ω (om, deg) 17.083811
ω (w, deg) 147.858249
M (ma, deg) 1.054568

밝기

C/2010 E5 (Scotti) · Magnitude (Full range)

산란 + 전체 선형

$$ M_a = (17.476 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta $$ $$ \theta = 180^\circ - \alpha $$ $$ \Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b) $$ $$ \Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1 $$

모델 상수

항목
H0 17.476
n 2.000
gf 1.000
gb -0.727
k 0.800
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)
2026-03-26 00:00 21:45:59.36 -30:37:20.3 HIP 107608 27.95
2026-03-26 12:00 21:46:03.39 -30:37:13.9 HIP 107608 27.32
2026-03-27 00:00 21:46:07.39 -30:37:07.7 HIP 107608 26.71
2026-03-27 12:00 21:46:11.37 -30:37:01.8 HIP 107608 26.12
2026-03-28 00:00 21:46:15.31 -30:36:56.1 HIP 107608 25.54
2026-03-28 12:00 21:46:19.23 -30:36:50.6 HIP 107608 24.98
2026-03-29 00:00 21:46:23.13 -30:36:45.3 HIP 107608 24.43
2026-03-29 12:00 21:46:27.00 -30:36:40.3 HIP 107608 23.91
2026-03-30 00:00 21:46:30.84 -30:36:35.5 HIP 107608 23.40
2026-03-30 12:00 21:46:34.65 -30:36:31.0 HIP 107608 22.92
2026-03-31 00:00 21:46:38.44 -30:36:26.6 HIP 107608 22.45
2026-03-31 12:00 21:46:42.20 -30:36:22.6 HIP 107608 22.01
2026-04-01 00:00 21:46:45.93 -30:36:18.7 HIP 107608 21.58
2026-04-01 12:00 21:46:49.63 -30:36:15.1 HIP 107608 21.18
2026-04-02 00:00 21:46:53.31 -30:36:11.7 HIP 107608 20.81
2026-04-02 12:00 21:46:56.95 -30:36:08.5 HIP 107608 20.45
2026-04-03 00:00 21:47:00.57 -30:36:05.6 HIP 107608 20.12
2026-04-03 12:00 21:47:04.16 -30:36:02.9 HIP 107608 19.81
2026-04-04 00:00 21:47:07.72 -30:36:00.4 HIP 107608 19.53
2026-04-04 12:00 21:47:11.25 -30:35:58.2 HIP 107608 19.27
2026-04-05 00:00 21:47:14.75 -30:35:56.2 HIP 107608 19.04
2026-04-05 12:00 21:47:18.22 -30:35:54.4 HIP 107608 18.84
2026-04-06 00:00 21:47:21.66 -30:35:52.9 HIP 107608 18.66
2026-04-06 12:00 21:47:25.07 -30:35:51.6 HIP 107608 18.50
2026-04-07 00:00 21:47:28.45 -30:35:50.5 HIP 107608 18.37
2026-04-07 12:00 21:47:31.80 -30:35:49.7 HIP 107608 18.26
2026-04-08 00:00 21:47:35.12 -30:35:49.1 HIP 107608 18.18
2026-04-08 12:00 21:47:38.40 -30:35:48.7 HIP 107608 18.13
2026-04-09 00:00 21:47:41.66 -30:35:48.6 HIP 107608 18.10
2026-04-09 12:00 21:47:44.88 -30:35:48.7 HIP 107608 18.09
2026-04-10 00:00 21:47:48.08 -30:35:49.1 HIP 107608 18.10
2026-04-10 12:00 21:47:51.24 -30:35:49.6 HIP 107608 18.13
2026-04-11 00:00 21:47:54.37 -30:35:50.5 HIP 107608 18.19
2026-04-11 12:00 21:47:57.47 -30:35:51.5 HIP 107608 18.26
2026-04-12 00:00 21:48:00.53 -30:35:52.8 HIP 107608 18.36
2026-04-12 12:00 21:48:03.56 -30:35:54.3 HIP 107608 18.47
2026-04-13 00:00 21:48:06.56 -30:35:56.1 HIP 107608 18.60
2026-04-13 12:00 21:48:09.53 -30:35:58.1 HIP 107608 18.74
2026-04-14 00:00 21:48:12.46 -30:36:00.3 HIP 107608 18.90
2026-04-14 12:00 21:48:15.36 -30:36:02.7 HIP 107608 19.07
2026-04-15 00:00 21:48:18.23 -30:36:05.4 HIP 107608 19.25
2026-04-15 12:00 21:48:21.06 -30:36:08.4 HIP 107608 19.45
2026-04-16 00:00 21:48:23.86 -30:36:11.5 HIP 107608 19.65