메타데이터
| 항목 |
값 |
| Designation |
C/2006 CK10 (Catalina) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2006-07-03T06:42:20.756160Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:56Z |
| Obs used |
321 |
| NEO |
- |
| M1 |
15.100 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2006-05-25.0000000 |
| e |
0.99190031 |
| q (au) |
1.752169 |
| a (au) |
216.325607 |
| i (deg) |
144.262762 |
| Ω (om, deg) |
243.809967 |
| ω (w, deg) |
143.456329 |
| M (ma, deg) |
359.987832 |
밝기
산란 + 전체 선형
$$
M_a = (H_0 + n\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
- |
| n |
- |
| gf |
- |
| gb |
- |
| k |
- |
| δ90 |
- |
| 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 |
20:45:44.15 |
-50:08:45.4 |
HIP 102396 |
21.82 |
| 2026-06-01 12:00 |
20:45:41.53 |
-50:09:11.5 |
HIP 102396 |
21.27 |
| 2026-06-02 00:00 |
20:45:38.88 |
-50:09:37.6 |
HIP 102396 |
20.73 |
| 2026-06-02 12:00 |
20:45:36.19 |
-50:10:03.6 |
HIP 102396 |
20.18 |
| 2026-06-03 00:00 |
20:45:33.47 |
-50:10:29.6 |
HIP 102396 |
19.64 |
| 2026-06-03 12:00 |
20:45:30.71 |
-50:10:55.6 |
HIP 102396 |
19.10 |
| 2026-06-04 00:00 |
20:45:27.92 |
-50:11:21.5 |
HIP 102396 |
18.56 |
| 2026-06-04 12:00 |
20:45:25.09 |
-50:11:47.4 |
HIP 102396 |
18.03 |
| 2026-06-05 00:00 |
20:45:22.24 |
-50:12:13.2 |
HIP 102396 |
17.50 |
| 2026-06-05 12:00 |
20:45:19.34 |
-50:12:39.0 |
HIP 102396 |
16.98 |
| 2026-06-06 00:00 |
20:45:16.42 |
-50:13:04.8 |
HIP 102396 |
16.47 |
| 2026-06-06 12:00 |
20:45:13.46 |
-50:13:30.5 |
HIP 102396 |
15.97 |
| 2026-06-07 00:00 |
20:45:10.47 |
-50:13:56.1 |
HIP 102396 |
15.48 |
| 2026-06-07 12:00 |
20:45:07.45 |
-50:14:21.7 |
HIP 102396 |
15.00 |
| 2026-06-08 00:00 |
20:45:04.39 |
-50:14:47.2 |
HIP 102396 |
14.53 |
| 2026-06-08 12:00 |
20:45:01.30 |
-50:15:12.7 |
HIP 102396 |
14.08 |
| 2026-06-09 00:00 |
20:44:58.18 |
-50:15:38.1 |
HIP 102396 |
13.64 |
| 2026-06-09 12:00 |
20:44:55.03 |
-50:16:03.5 |
HIP 102396 |
13.22 |
| 2026-06-10 00:00 |
20:44:51.85 |
-50:16:28.7 |
HIP 102396 |
12.83 |
| 2026-06-10 12:00 |
20:44:48.63 |
-50:16:53.9 |
HIP 102396 |
12.46 |
| 2026-06-11 00:00 |
20:44:45.38 |
-50:17:19.1 |
HIP 102396 |
12.11 |
| 2026-06-11 12:00 |
20:44:42.10 |
-50:17:44.2 |
HIP 102396 |
11.80 |
| 2026-06-12 00:00 |
20:44:38.80 |
-50:18:09.1 |
HIP 102396 |
11.52 |
| 2026-06-12 12:00 |
20:44:35.45 |
-50:18:34.1 |
HIP 102396 |
11.27 |
| 2026-06-13 00:00 |
20:44:32.08 |
-50:18:58.9 |
HIP 102396 |
11.06 |
| 2026-06-13 12:00 |
20:44:28.68 |
-50:19:23.7 |
HIP 102396 |
10.90 |
| 2026-06-14 00:00 |
20:44:25.25 |
-50:19:48.3 |
HIP 102396 |
10.78 |
| 2026-06-14 12:00 |
20:44:21.79 |
-50:20:12.9 |
HIP 102396 |
10.70 |
| 2026-06-15 00:00 |
20:44:18.30 |
-50:20:37.4 |
HIP 102396 |
10.67 |
| 2026-06-15 12:00 |
20:44:14.78 |
-50:21:01.9 |
HIP 102396 |
10.70 |
| 2026-06-16 00:00 |
20:44:11.23 |
-50:21:26.2 |
HIP 102396 |
10.77 |
| 2026-06-16 12:00 |
20:44:07.65 |
-50:21:50.4 |
HIP 102396 |
10.88 |
| 2026-06-17 00:00 |
20:44:04.04 |
-50:22:14.5 |
HIP 102396 |
11.05 |
| 2026-06-17 12:00 |
20:44:00.41 |
-50:22:38.6 |
HIP 102396 |
11.26 |
| 2026-06-18 00:00 |
20:43:56.74 |
-50:23:02.5 |
HIP 102236 |
10.79 |
| 2026-06-18 12:00 |
20:43:53.05 |
-50:23:26.4 |
HIP 102236 |
10.08 |
| 2026-06-19 00:00 |
20:43:49.33 |
-50:23:50.1 |
HIP 102236 |
9.37 |
| 2026-06-19 12:00 |
20:43:45.59 |
-50:24:13.7 |
HIP 102236 |
8.65 |
| 2026-06-20 00:00 |
20:43:41.82 |
-50:24:37.2 |
HIP 102236 |
7.94 |
| 2026-06-20 12:00 |
20:43:38.02 |
-50:25:00.6 |
HIP 102236 |
7.22 |
| 2026-06-21 00:00 |
20:43:34.19 |
-50:25:23.9 |
HIP 102236 |
6.49 |
| 2026-06-21 12:00 |
20:43:30.34 |
-50:25:47.1 |
HIP 102236 |
5.77 |
| 2026-06-22 00:00 |
20:43:26.46 |
-50:26:10.2 |
HIP 102236 |
5.04 |