P/2013 N3 (PANSTARRS)
메타데이터
| 항목 |
값 |
| Designation |
P/2013 N3 (PANSTARRS) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2014-02-11T18:34:46.231680Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:32:37Z |
| Obs used |
43 |
| NEO |
- |
| M1 |
7.400 |
| K1 |
20.500 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2013-07-30.0000000 |
| e |
0.59242870 |
| q (au) |
3.028877 |
| a (au) |
7.431528 |
| i (deg) |
2.170408 |
| Ω (om, deg) |
17.680575 |
| ω (w, deg) |
323.949612 |
| M (ma, deg) |
350.426848 |
밝기
산란 + 전체 선형
$$
M_a = (9.371 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
9.371 |
| n |
6.000 |
| gf |
0.984 |
| gb |
-0.991 |
| k |
1.000 |
| δ90 |
7.774 |
| 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 |
11:46:02.58 |
+02:35:03.4 |
HIP 57370 |
15.11 |
| 2026-02-03 12:00 |
11:45:56.95 |
+02:35:40.7 |
HIP 57370 |
14.10 |
| 2026-02-04 00:00 |
11:45:51.26 |
+02:36:18.5 |
HIP 57370 |
13.18 |
| 2026-02-04 12:00 |
11:45:45.51 |
+02:36:56.7 |
HIP 57370 |
12.39 |
| 2026-02-05 00:00 |
11:45:39.68 |
+02:37:35.2 |
HIP 57370 |
11.74 |
| 2026-02-05 12:00 |
11:45:33.80 |
+02:38:14.2 |
HIP 57370 |
11.28 |
| 2026-02-06 00:00 |
11:45:27.85 |
+02:38:53.6 |
HIP 57370 |
11.03 |
| 2026-02-06 12:00 |
11:45:21.83 |
+02:39:33.3 |
HIP 57370 |
11.02 |
| 2026-02-07 00:00 |
11:45:15.75 |
+02:40:13.4 |
HIP 57370 |
11.26 |
| 2026-02-07 12:00 |
11:45:09.61 |
+02:40:54.0 |
HIP 57370 |
11.73 |
| 2026-02-08 00:00 |
11:45:03.41 |
+02:41:34.9 |
HIP 57370 |
12.43 |
| 2026-02-08 12:00 |
11:44:57.15 |
+02:42:16.1 |
HIP 57370 |
13.31 |
| 2026-02-09 00:00 |
11:44:50.83 |
+02:42:57.8 |
HIP 57370 |
14.36 |
| 2026-02-09 12:00 |
11:44:44.44 |
+02:43:39.8 |
HIP 57370 |
15.53 |
| 2026-02-10 00:00 |
11:44:38.00 |
+02:44:22.1 |
HIP 57370 |
16.82 |
| 2026-02-10 12:00 |
11:44:31.50 |
+02:45:04.8 |
HIP 57370 |
18.20 |
| 2026-02-11 00:00 |
11:44:24.94 |
+02:45:47.9 |
HIP 57370 |
19.66 |
| 2026-02-11 12:00 |
11:44:18.32 |
+02:46:31.3 |
HIP 57302 |
20.48 |
| 2026-02-12 00:00 |
11:44:11.65 |
+02:47:15.1 |
HIP 57302 |
20.76 |
| 2026-02-12 12:00 |
11:44:04.92 |
+02:47:59.2 |
HIP 57302 |
21.19 |
| 2026-02-13 00:00 |
11:43:58.14 |
+02:48:43.6 |
HIP 57302 |
21.78 |
| 2026-02-13 12:00 |
11:43:51.30 |
+02:49:28.4 |
HIP 57302 |
22.51 |
| 2026-02-14 00:00 |
11:43:44.40 |
+02:50:13.4 |
HIP 57302 |
23.37 |
| 2026-02-14 12:00 |
11:43:37.46 |
+02:50:58.8 |
HIP 57084 |
22.12 |
| 2026-02-15 00:00 |
11:43:30.46 |
+02:51:44.5 |
HIP 57084 |
20.33 |
| 2026-02-15 12:00 |
11:43:23.41 |
+02:52:30.5 |
HIP 57084 |
18.55 |
| 2026-02-16 00:00 |
11:43:16.31 |
+02:53:16.8 |
HIP 57084 |
16.78 |
| 2026-02-16 12:00 |
11:43:09.16 |
+02:54:03.4 |
HIP 57084 |
15.05 |
| 2026-02-17 00:00 |
11:43:01.97 |
+02:54:50.3 |
HIP 57084 |
13.36 |
| 2026-02-17 12:00 |
11:42:54.72 |
+02:55:37.5 |
HIP 57084 |
11.75 |
| 2026-02-18 00:00 |
11:42:47.43 |
+02:56:24.9 |
HIP 57084 |
10.26 |
| 2026-02-18 12:00 |
11:42:40.09 |
+02:57:12.7 |
HIP 57084 |
8.95 |
| 2026-02-19 00:00 |
11:42:32.70 |
+02:58:00.6 |
HIP 57084 |
7.93 |
| 2026-02-19 12:00 |
11:42:25.27 |
+02:58:48.9 |
HIP 57084 |
7.32 |
| 2026-02-20 00:00 |
11:42:17.79 |
+02:59:37.4 |
HIP 57084 |
7.25 |
| 2026-02-20 12:00 |
11:42:10.28 |
+03:00:26.1 |
HIP 57084 |
7.74 |
| 2026-02-21 00:00 |
11:42:02.72 |
+03:01:15.1 |
HIP 57084 |
8.70 |
| 2026-02-21 12:00 |
11:41:55.12 |
+03:02:04.4 |
HIP 57084 |
10.00 |
| 2026-02-22 00:00 |
11:41:47.48 |
+03:02:53.8 |
HIP 57084 |
11.54 |
| 2026-02-22 12:00 |
11:41:39.80 |
+03:03:43.5 |
HIP 57084 |
13.23 |
| 2026-02-23 00:00 |
11:41:32.08 |
+03:04:33.4 |
HIP 57084 |
15.04 |
| 2026-02-23 12:00 |
11:41:24.32 |
+03:05:23.5 |
HIP 57084 |
16.92 |
| 2026-02-24 00:00 |
11:41:16.53 |
+03:06:13.8 |
HIP 57084 |
18.85 |