메타데이터
| 항목 |
값 |
| Designation |
129P/Shoemaker-Levy 3 |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2014-02-10T02:31:43.579200Z |
| Orbit solution date (soln_date, UTC) |
2025-06-27T14:17:32Z |
| Obs used |
720 |
| NEO |
- |
| M1 |
14.400 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2013-07-07.0000000 |
| e |
0.09063771 |
| q (au) |
3.913589 |
| a (au) |
4.303663 |
| i (deg) |
3.432831 |
| Ω (om, deg) |
185.156275 |
| ω (w, deg) |
309.132971 |
| M (ma, deg) |
335.922407 |
밝기
산란 + 전체 선형
$$
M_a = (13.543 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
13.543 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.969 |
| 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
찾아보기
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-05-12 00:00 |
19:17:47.73 |
-18:13:31.2 |
HIP 94819 |
18.40 |
| 2026-05-12 12:00 |
19:17:44.86 |
-18:13:13.6 |
HIP 94819 |
18.03 |
| 2026-05-13 00:00 |
19:17:41.75 |
-18:12:56.6 |
HIP 94819 |
17.68 |
| 2026-05-13 12:00 |
19:17:38.42 |
-18:12:40.1 |
HIP 94819 |
17.37 |
| 2026-05-14 00:00 |
19:17:34.86 |
-18:12:24.1 |
HIP 94819 |
17.11 |
| 2026-05-14 12:00 |
19:17:31.08 |
-18:12:08.6 |
HIP 94819 |
16.90 |
| 2026-05-15 00:00 |
19:17:27.07 |
-18:11:53.6 |
HIP 94819 |
16.76 |
| 2026-05-15 12:00 |
19:17:22.83 |
-18:11:39.1 |
HIP 94819 |
16.70 |
| 2026-05-16 00:00 |
19:17:18.37 |
-18:11:25.2 |
HIP 94819 |
16.72 |
| 2026-05-16 12:00 |
19:17:13.68 |
-18:11:11.7 |
HIP 94819 |
16.84 |
| 2026-05-17 00:00 |
19:17:08.77 |
-18:10:58.7 |
HIP 94819 |
17.06 |
| 2026-05-17 12:00 |
19:17:03.63 |
-18:10:46.3 |
HIP 94819 |
17.39 |
| 2026-05-18 00:00 |
19:16:58.27 |
-18:10:34.4 |
HIP 94819 |
17.84 |
| 2026-05-18 12:00 |
19:16:52.69 |
-18:10:23.0 |
HIP 94819 |
18.40 |
| 2026-05-19 00:00 |
19:16:46.89 |
-18:10:12.1 |
HIP 94819 |
19.08 |
| 2026-05-19 12:00 |
19:16:40.86 |
-18:10:01.8 |
HIP 94819 |
19.88 |
| 2026-05-20 00:00 |
19:16:34.62 |
-18:09:51.9 |
HIP 94819 |
20.79 |
| 2026-05-20 12:00 |
19:16:28.16 |
-18:09:42.6 |
HIP 94819 |
21.81 |
| 2026-05-21 00:00 |
19:16:21.48 |
-18:09:33.8 |
HIP 94819 |
22.93 |
| 2026-05-21 12:00 |
19:16:14.58 |
-18:09:25.5 |
HIP 94819 |
24.16 |
| 2026-05-22 00:00 |
19:16:07.47 |
-18:09:17.7 |
HIP 94544 |
23.17 |
| 2026-05-22 12:00 |
19:16:00.14 |
-18:09:10.4 |
HIP 94544 |
21.46 |
| 2026-05-23 00:00 |
19:15:52.60 |
-18:09:03.6 |
HIP 94544 |
19.70 |
| 2026-05-23 12:00 |
19:15:44.85 |
-18:08:57.4 |
HIP 94544 |
17.91 |
| 2026-05-24 00:00 |
19:15:36.89 |
-18:08:51.6 |
HIP 94544 |
16.08 |
| 2026-05-24 12:00 |
19:15:28.71 |
-18:08:46.4 |
HIP 94544 |
14.23 |
| 2026-05-25 00:00 |
19:15:20.33 |
-18:08:41.7 |
HIP 94544 |
12.36 |
| 2026-05-25 12:00 |
19:15:11.74 |
-18:08:37.4 |
HIP 94544 |
10.50 |
| 2026-05-26 00:00 |
19:15:02.94 |
-18:08:33.7 |
HIP 94544 |
8.69 |
| 2026-05-26 12:00 |
19:14:53.94 |
-18:08:30.5 |
HIP 94544 |
7.01 |
| 2026-05-27 00:00 |
19:14:44.73 |
-18:08:27.8 |
HIP 94544 |
5.62 |
| 2026-05-27 12:00 |
19:14:35.32 |
-18:08:25.6 |
HIP 94544 |
4.88 |
| 2026-05-28 00:00 |
19:14:25.71 |
-18:08:23.9 |
HIP 94544 |
5.11 |
| 2026-05-28 12:00 |
19:14:15.90 |
-18:08:22.7 |
HIP 94544 |
6.28 |
| 2026-05-29 00:00 |
19:14:05.89 |
-18:08:22.0 |
HIP 94544 |
8.02 |
| 2026-05-29 12:00 |
19:13:55.68 |
-18:08:21.8 |
HIP 94544 |
10.07 |
| 2026-05-30 00:00 |
19:13:45.27 |
-18:08:22.0 |
HIP 94544 |
12.30 |
| 2026-05-30 12:00 |
19:13:34.67 |
-18:08:22.8 |
HIP 94544 |
14.66 |
| 2026-05-31 00:00 |
19:13:23.87 |
-18:08:24.1 |
HIP 94544 |
17.11 |
| 2026-05-31 12:00 |
19:13:12.89 |
-18:08:25.8 |
HIP 94544 |
19.63 |
| 2026-06-01 00:00 |
19:13:01.71 |
-18:08:28.0 |
HIP 94296 |
20.97 |
| 2026-06-01 12:00 |
19:12:50.34 |
-18:08:30.7 |
HIP 94296 |
18.33 |
| 2026-06-02 00:00 |
19:12:38.79 |
-18:08:33.9 |
HIP 94296 |
15.65 |