메타데이터
| 항목 |
값 |
| Designation |
P/2010 H4 (Scotti) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2010-07-03T04:12:20.969280Z |
| Orbit solution date (soln_date, UTC) |
2024-04-13T16:42:57Z |
| Obs used |
56 |
| NEO |
- |
| M1 |
10.900 |
| K1 |
10.000 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2010-05-03.0000000 |
| e |
0.27215157 |
| q (au) |
4.820821 |
| a (au) |
6.623386 |
| i (deg) |
2.314372 |
| Ω (om, deg) |
44.846591 |
| ω (w, deg) |
181.161990 |
| M (ma, deg) |
356.462799 |
밝기
산란 + 전체 선형
$$
M_a = (6.615 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
6.615 |
| n |
6.000 |
| gf |
0.999 |
| gb |
-0.974 |
| 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) |
| 2026-03-26 00:00 |
11:58:40.50 |
+02:20:25.9 |
HIP 58267 |
25.89 |
| 2026-03-26 12:00 |
11:58:26.80 |
+02:21:47.5 |
HIP 58267 |
22.30 |
| 2026-03-27 00:00 |
11:58:13.12 |
+02:23:08.7 |
HIP 58267 |
18.76 |
| 2026-03-27 12:00 |
11:57:59.46 |
+02:24:29.6 |
HIP 58267 |
15.28 |
| 2026-03-28 00:00 |
11:57:45.84 |
+02:25:50.2 |
HIP 58267 |
11.93 |
| 2026-03-28 12:00 |
11:57:32.24 |
+02:27:10.4 |
HIP 58267 |
8.83 |
| 2026-03-29 00:00 |
11:57:18.68 |
+02:28:30.2 |
HIP 58267 |
6.34 |
| 2026-03-29 12:00 |
11:57:05.16 |
+02:29:49.7 |
HIP 58267 |
5.38 |
| 2026-03-30 00:00 |
11:56:51.68 |
+02:31:08.7 |
HIP 58267 |
6.62 |
| 2026-03-30 12:00 |
11:56:38.24 |
+02:32:27.4 |
HIP 58267 |
9.20 |
| 2026-03-31 00:00 |
11:56:24.85 |
+02:33:45.6 |
HIP 58267 |
12.30 |
| 2026-03-31 12:00 |
11:56:11.50 |
+02:35:03.3 |
HIP 58267 |
15.59 |
| 2026-04-01 00:00 |
11:55:58.20 |
+02:36:20.6 |
HIP 58267 |
18.97 |
| 2026-04-01 12:00 |
11:55:44.95 |
+02:37:37.4 |
HIP 58136 |
21.07 |
| 2026-04-02 00:00 |
11:55:31.76 |
+02:38:53.7 |
HIP 58136 |
21.86 |
| 2026-04-02 12:00 |
11:55:18.63 |
+02:40:09.5 |
HIP 58136 |
23.16 |
| 2026-04-03 00:00 |
11:55:05.55 |
+02:41:24.8 |
HIP 58136 |
24.88 |
| 2026-04-03 12:00 |
11:54:52.53 |
+02:42:39.6 |
HIP 58083 |
26.06 |
| 2026-04-04 00:00 |
11:54:39.58 |
+02:43:53.8 |
HIP 58083 |
24.72 |
| 2026-04-04 12:00 |
11:54:26.70 |
+02:45:07.4 |
HIP 58083 |
23.83 |
| 2026-04-05 00:00 |
11:54:13.88 |
+02:46:20.5 |
HIP 58083 |
23.41 |
| 2026-04-05 12:00 |
11:54:01.13 |
+02:47:33.0 |
HIP 58083 |
23.49 |
| 2026-04-06 00:00 |
11:53:48.46 |
+02:48:44.8 |
HIP 58083 |
24.06 |
| 2026-04-06 12:00 |
11:53:35.86 |
+02:49:56.1 |
HIP 57902 |
24.43 |
| 2026-04-07 00:00 |
11:53:23.34 |
+02:51:06.7 |
HIP 57902 |
21.64 |
| 2026-04-07 12:00 |
11:53:10.90 |
+02:52:16.7 |
HIP 57902 |
19.04 |
| 2026-04-08 00:00 |
11:52:58.54 |
+02:53:26.0 |
HIP 57902 |
16.73 |
| 2026-04-08 12:00 |
11:52:46.26 |
+02:54:34.7 |
HIP 57902 |
14.80 |
| 2026-04-09 00:00 |
11:52:34.08 |
+02:55:42.6 |
HIP 57902 |
13.41 |
| 2026-04-09 12:00 |
11:52:21.98 |
+02:56:49.9 |
HIP 57902 |
12.73 |
| 2026-04-10 00:00 |
11:52:09.97 |
+02:57:56.5 |
HIP 57902 |
12.84 |
| 2026-04-10 12:00 |
11:51:58.05 |
+02:59:02.3 |
HIP 57902 |
13.71 |
| 2026-04-11 00:00 |
11:51:46.23 |
+03:00:07.4 |
HIP 57902 |
15.20 |
| 2026-04-11 12:00 |
11:51:34.51 |
+03:01:11.7 |
HIP 57902 |
17.12 |
| 2026-04-12 00:00 |
11:51:22.89 |
+03:02:15.3 |
HIP 57902 |
19.33 |
| 2026-04-12 12:00 |
11:51:11.37 |
+03:03:18.1 |
HIP 57902 |
21.74 |
| 2026-04-13 00:00 |
11:50:59.95 |
+03:04:20.1 |
HIP 57902 |
24.28 |
| 2026-04-13 12:00 |
11:50:48.64 |
+03:05:21.3 |
HIP 57902 |
26.89 |
| 2026-04-14 00:00 |
11:50:37.44 |
+03:06:21.7 |
HIP 57902 |
29.55 |
| 2026-04-14 12:00 |
11:50:26.35 |
+03:07:21.3 |
HIP 57902 |
32.24 |
| 2026-04-15 00:00 |
11:50:15.37 |
+03:08:20.0 |
HIP 57902 |
34.94 |
| 2026-04-15 12:00 |
11:50:04.50 |
+03:09:17.9 |
HIP 57902 |
37.64 |
| 2026-04-16 00:00 |
11:49:53.75 |
+03:10:14.9 |
HIP 57902 |
40.34 |