C/2010 L3 (Catalina)
메타데이터
| 항목 |
값 |
| Designation |
C/2010 L3 (Catalina) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2010-11-10T11:09:03.124800Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:31:44Z |
| Obs used |
123 |
| NEO |
- |
| M1 |
4.700 |
| K1 |
10.000 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2010-12-11.0000000 |
| e |
0.99924162 |
| q (au) |
9.882907 |
| a (au) |
13031.539959 |
| i (deg) |
102.631072 |
| Ω (om, deg) |
38.275340 |
| ω (w, deg) |
121.773967 |
| M (ma, deg) |
0.000020 |
밝기
산란 + 전체 선형
$$
M_a = (3.589 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
3.589 |
| n |
6.000 |
| gf |
0.905 |
| gb |
-0.799 |
| k |
0.807 |
| δ90 |
8.563 |
| 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) |
| 2026-02-03 00:00 |
11:54:53.26 |
-53:16:04.1 |
HIP 58144 |
5.53 |
| 2026-02-03 12:00 |
11:54:47.63 |
-53:16:36.1 |
HIP 58144 |
6.50 |
| 2026-02-04 00:00 |
11:54:41.97 |
-53:17:07.7 |
HIP 58144 |
7.48 |
| 2026-02-04 12:00 |
11:54:36.26 |
-53:17:38.9 |
HIP 58144 |
8.47 |
| 2026-02-05 00:00 |
11:54:30.50 |
-53:18:09.7 |
HIP 58144 |
9.46 |
| 2026-02-05 12:00 |
11:54:24.70 |
-53:18:40.0 |
HIP 58144 |
10.46 |
| 2026-02-06 00:00 |
11:54:18.86 |
-53:19:09.8 |
HIP 58144 |
11.46 |
| 2026-02-06 12:00 |
11:54:12.98 |
-53:19:39.3 |
HIP 58144 |
12.46 |
| 2026-02-07 00:00 |
11:54:07.06 |
-53:20:08.3 |
HIP 58144 |
13.46 |
| 2026-02-07 12:00 |
11:54:01.09 |
-53:20:36.8 |
HIP 58144 |
14.47 |
| 2026-02-08 00:00 |
11:53:55.08 |
-53:21:04.9 |
HIP 58144 |
15.48 |
| 2026-02-08 12:00 |
11:53:49.04 |
-53:21:32.6 |
HIP 58144 |
16.50 |
| 2026-02-09 00:00 |
11:53:42.95 |
-53:21:59.8 |
HIP 58144 |
17.51 |
| 2026-02-09 12:00 |
11:53:36.82 |
-53:22:26.6 |
HIP 58144 |
18.53 |
| 2026-02-10 00:00 |
11:53:30.65 |
-53:22:52.9 |
HIP 58144 |
19.55 |
| 2026-02-10 12:00 |
11:53:24.44 |
-53:23:18.7 |
HIP 58144 |
20.57 |
| 2026-02-11 00:00 |
11:53:18.20 |
-53:23:44.1 |
HIP 58144 |
21.59 |
| 2026-02-11 12:00 |
11:53:11.92 |
-53:24:09.0 |
HIP 58144 |
22.62 |
| 2026-02-12 00:00 |
11:53:05.59 |
-53:24:33.5 |
HIP 57867 |
23.31 |
| 2026-02-12 12:00 |
11:52:59.24 |
-53:24:57.5 |
HIP 57867 |
22.61 |
| 2026-02-13 00:00 |
11:52:52.84 |
-53:25:21.0 |
HIP 57867 |
21.94 |
| 2026-02-13 12:00 |
11:52:46.41 |
-53:25:44.1 |
HIP 57867 |
21.31 |
| 2026-02-14 00:00 |
11:52:39.94 |
-53:26:06.7 |
HIP 57867 |
20.71 |
| 2026-02-14 12:00 |
11:52:33.44 |
-53:26:28.8 |
HIP 57867 |
20.15 |
| 2026-02-15 00:00 |
11:52:26.90 |
-53:26:50.4 |
HIP 57766 |
19.31 |
| 2026-02-15 12:00 |
11:52:20.33 |
-53:27:11.6 |
HIP 57766 |
18.33 |
| 2026-02-16 00:00 |
11:52:13.72 |
-53:27:32.2 |
HIP 57766 |
17.36 |
| 2026-02-16 12:00 |
11:52:07.08 |
-53:27:52.4 |
HIP 57766 |
16.40 |
| 2026-02-17 00:00 |
11:52:00.41 |
-53:28:12.1 |
HIP 57766 |
15.45 |
| 2026-02-17 12:00 |
11:51:53.70 |
-53:28:31.4 |
HIP 57766 |
14.52 |
| 2026-02-18 00:00 |
11:51:46.97 |
-53:28:50.1 |
HIP 57766 |
13.61 |
| 2026-02-18 12:00 |
11:51:40.20 |
-53:29:08.4 |
HIP 57766 |
12.72 |
| 2026-02-19 00:00 |
11:51:33.40 |
-53:29:26.1 |
HIP 57766 |
11.86 |
| 2026-02-19 12:00 |
11:51:26.57 |
-53:29:43.4 |
HIP 57766 |
11.04 |
| 2026-02-20 00:00 |
11:51:19.71 |
-53:30:00.2 |
HIP 57766 |
10.27 |
| 2026-02-20 12:00 |
11:51:12.82 |
-53:30:16.5 |
HIP 57766 |
9.56 |
| 2026-02-21 00:00 |
11:51:05.91 |
-53:30:32.3 |
HIP 57766 |
8.93 |
| 2026-02-21 12:00 |
11:50:58.97 |
-53:30:47.6 |
HIP 57766 |
8.39 |
| 2026-02-22 00:00 |
11:50:52.00 |
-53:31:02.4 |
HIP 57766 |
7.96 |
| 2026-02-22 12:00 |
11:50:45.00 |
-53:31:16.7 |
HIP 57766 |
7.66 |
| 2026-02-23 00:00 |
11:50:37.97 |
-53:31:30.5 |
HIP 57766 |
7.52 |
| 2026-02-23 12:00 |
11:50:30.93 |
-53:31:43.9 |
HIP 57766 |
7.53 |
| 2026-02-24 00:00 |
11:50:23.85 |
-53:31:56.7 |
HIP 57766 |
7.70 |