메타데이터
| 항목 |
값 |
| Designation |
54P/de Vico-Swift-NEAT |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2024-09-03T15:26:15.469440Z |
| Orbit solution date (soln_date, UTC) |
2024-12-30T09:36:39Z |
| Obs used |
275 |
| NEO |
- |
| M1 |
14.200 |
| K1 |
12.250 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2021-09-04.0000000 |
| e |
0.42608476 |
| q (au) |
2.175873 |
| a (au) |
3.791280 |
| i (deg) |
6.064463 |
| Ω (om, deg) |
358.816365 |
| ω (w, deg) |
1.789059 |
| M (ma, deg) |
213.716794 |
밝기
산란 + 전체 선형
$$
M_a = (12.781 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
12.781 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.709 |
| k |
0.993 |
| 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) |
| 2026-06-01 00:00 |
08:16:31.70 |
+23:45:38.1 |
HIP 40421 |
18.94 |
| 2026-06-01 12:00 |
08:16:58.52 |
+23:43:45.3 |
HIP 40421 |
25.09 |
| 2026-06-02 00:00 |
08:17:25.41 |
+23:41:52.1 |
HIP 40421 |
31.36 |
| 2026-06-02 12:00 |
08:17:52.37 |
+23:39:58.7 |
HIP 40833 |
30.61 |
| 2026-06-03 00:00 |
08:18:19.39 |
+23:38:04.9 |
HIP 40833 |
25.45 |
| 2026-06-03 12:00 |
08:18:46.49 |
+23:36:10.7 |
HIP 40833 |
21.03 |
| 2026-06-04 00:00 |
08:19:13.65 |
+23:34:16.2 |
HIP 40833 |
17.90 |
| 2026-06-04 12:00 |
08:19:40.87 |
+23:32:21.4 |
HIP 40833 |
16.83 |
| 2026-06-05 00:00 |
08:20:08.16 |
+23:30:26.3 |
HIP 40833 |
18.20 |
| 2026-06-05 12:00 |
08:20:35.52 |
+23:28:30.8 |
HIP 40915 |
15.23 |
| 2026-06-06 00:00 |
08:21:02.94 |
+23:26:35.0 |
HIP 40915 |
12.19 |
| 2026-06-06 12:00 |
08:21:30.42 |
+23:24:38.9 |
HIP 40915 |
12.33 |
| 2026-06-07 00:00 |
08:21:57.96 |
+23:22:42.4 |
HIP 40915 |
15.59 |
| 2026-06-07 12:00 |
08:22:25.57 |
+23:20:45.6 |
HIP 40999 |
15.93 |
| 2026-06-08 00:00 |
08:22:53.23 |
+23:18:48.5 |
HIP 41133 |
15.89 |
| 2026-06-08 12:00 |
08:23:20.95 |
+23:16:51.1 |
HIP 41133 |
15.41 |
| 2026-06-09 00:00 |
08:23:48.74 |
+23:14:53.3 |
HIP 41133 |
17.64 |
| 2026-06-09 12:00 |
08:24:16.57 |
+23:12:55.2 |
HIP 41133 |
21.78 |
| 2026-06-10 00:00 |
08:24:44.47 |
+23:10:56.7 |
HIP 41133 |
26.98 |
| 2026-06-10 12:00 |
08:25:12.42 |
+23:08:57.9 |
HIP 41435 |
28.40 |
| 2026-06-11 00:00 |
08:25:40.43 |
+23:06:58.8 |
HIP 41435 |
24.04 |
| 2026-06-11 12:00 |
08:26:08.49 |
+23:04:59.4 |
HIP 41460 |
18.23 |
| 2026-06-12 00:00 |
08:26:36.61 |
+23:02:59.6 |
HIP 41462 |
12.77 |
| 2026-06-12 12:00 |
08:27:04.77 |
+23:00:59.6 |
HIP 41462 |
9.17 |
| 2026-06-13 00:00 |
08:27:32.99 |
+22:58:59.1 |
HIP 41462 |
9.87 |
| 2026-06-13 12:00 |
08:28:01.26 |
+22:56:58.4 |
HIP 41462 |
14.26 |
| 2026-06-14 00:00 |
08:28:29.58 |
+22:54:57.3 |
HIP 41462 |
20.06 |
| 2026-06-14 12:00 |
08:28:57.95 |
+22:52:56.0 |
HIP 41462 |
26.37 |
| 2026-06-15 00:00 |
08:29:26.37 |
+22:50:54.3 |
HIP 41687 |
25.16 |
| 2026-06-15 12:00 |
08:29:54.83 |
+22:48:52.2 |
HIP 41687 |
22.33 |
| 2026-06-16 00:00 |
08:30:23.34 |
+22:46:49.9 |
HIP 41687 |
21.42 |
| 2026-06-16 12:00 |
08:30:51.90 |
+22:44:47.2 |
HIP 41687 |
22.67 |
| 2026-06-17 00:00 |
08:31:20.50 |
+22:42:44.3 |
HIP 41891 |
24.55 |
| 2026-06-17 12:00 |
08:31:49.14 |
+22:40:41.0 |
HIP 41891 |
18.88 |
| 2026-06-18 00:00 |
08:32:17.83 |
+22:38:37.4 |
HIP 41891 |
14.35 |
| 2026-06-18 12:00 |
08:32:46.56 |
+22:36:33.5 |
HIP 41891 |
12.32 |
| 2026-06-19 00:00 |
08:33:15.32 |
+22:34:29.3 |
HIP 41891 |
13.93 |
| 2026-06-19 12:00 |
08:33:44.13 |
+22:32:24.7 |
HIP 42056 |
8.51 |
| 2026-06-20 00:00 |
08:34:12.97 |
+22:30:19.9 |
HIP 42056 |
1.63 |
| 2026-06-20 12:00 |
08:34:41.86 |
+22:28:14.8 |
HIP 42056 |
5.52 |
| 2026-06-21 00:00 |
08:35:10.78 |
+22:26:09.4 |
HIP 42056 |
12.50 |
| 2026-06-21 12:00 |
08:35:39.73 |
+22:24:03.7 |
HIP 42056 |
19.51 |
| 2026-06-22 00:00 |
08:36:08.72 |
+22:21:57.6 |
HIP 42235 |
13.66 |