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
$$
M_a = (9.315 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
9.315 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.500 |
| 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) |
| 2026-09-20 00:00 |
11:47:44.50 |
+02:06:52.2 |
HIP 57525 |
7.68 |
| 2026-09-20 12:00 |
11:47:55.04 |
+02:05:42.8 |
HIP 57525 |
8.83 |
| 2026-09-21 00:00 |
11:48:05.58 |
+02:04:33.4 |
HIP 57525 |
10.65 |
| 2026-09-21 12:00 |
11:48:16.11 |
+02:03:24.0 |
HIP 57525 |
12.86 |
| 2026-09-22 00:00 |
11:48:26.65 |
+02:02:14.7 |
HIP 57525 |
15.29 |
| 2026-09-22 12:00 |
11:48:37.18 |
+02:01:05.3 |
HIP 57525 |
17.86 |
| 2026-09-23 00:00 |
11:48:47.72 |
+01:59:56.0 |
HIP 57681 |
20.32 |
| 2026-09-23 12:00 |
11:48:58.25 |
+01:58:46.7 |
HIP 57681 |
19.39 |
| 2026-09-24 00:00 |
11:49:08.77 |
+01:57:37.4 |
HIP 57681 |
18.85 |
| 2026-09-24 12:00 |
11:49:19.30 |
+01:56:28.2 |
HIP 57681 |
18.74 |
| 2026-09-25 00:00 |
11:49:29.82 |
+01:55:19.0 |
HIP 57681 |
19.07 |
| 2026-09-25 12:00 |
11:49:40.34 |
+01:54:09.8 |
HIP 57757 |
17.32 |
| 2026-09-26 00:00 |
11:49:50.85 |
+01:53:00.7 |
HIP 57757 |
14.46 |
| 2026-09-26 12:00 |
11:50:01.36 |
+01:51:51.6 |
HIP 57757 |
11.61 |
| 2026-09-27 00:00 |
11:50:11.87 |
+01:50:42.5 |
HIP 57757 |
8.77 |
| 2026-09-27 12:00 |
11:50:22.37 |
+01:49:33.5 |
HIP 57757 |
5.96 |
| 2026-09-28 00:00 |
11:50:32.86 |
+01:48:24.6 |
HIP 57757 |
3.26 |
| 2026-09-28 12:00 |
11:50:43.35 |
+01:47:15.7 |
HIP 57757 |
1.43 |
| 2026-09-29 00:00 |
11:50:53.83 |
+01:46:06.8 |
HIP 57757 |
3.14 |
| 2026-09-29 12:00 |
11:51:04.30 |
+01:44:58.0 |
HIP 57757 |
5.83 |
| 2026-09-30 00:00 |
11:51:14.76 |
+01:43:49.3 |
HIP 57757 |
8.63 |
| 2026-09-30 12:00 |
11:51:25.22 |
+01:42:40.6 |
HIP 57757 |
11.45 |
| 2026-10-01 00:00 |
11:51:35.67 |
+01:41:32.0 |
HIP 57757 |
14.28 |
| 2026-10-01 12:00 |
11:51:46.11 |
+01:40:23.5 |
HIP 57757 |
17.12 |
| 2026-10-02 00:00 |
11:51:56.54 |
+01:39:15.0 |
HIP 57757 |
19.95 |
| 2026-10-02 12:00 |
11:52:06.96 |
+01:38:06.6 |
HIP 57757 |
22.79 |
| 2026-10-03 00:00 |
11:52:17.37 |
+01:36:58.3 |
HIP 57757 |
25.62 |
| 2026-10-03 12:00 |
11:52:27.77 |
+01:35:50.1 |
HIP 57757 |
28.46 |
| 2026-10-04 00:00 |
11:52:38.16 |
+01:34:41.9 |
HIP 57757 |
31.29 |
| 2026-10-04 12:00 |
11:52:48.53 |
+01:33:33.9 |
HIP 57757 |
34.12 |
| 2026-10-05 00:00 |
11:52:58.90 |
+01:32:25.9 |
HIP 58111 |
33.99 |
| 2026-10-05 12:00 |
11:53:09.25 |
+01:31:18.1 |
HIP 58111 |
31.16 |
| 2026-10-06 00:00 |
11:53:19.59 |
+01:30:10.3 |
HIP 58111 |
28.34 |
| 2026-10-06 12:00 |
11:53:29.91 |
+01:29:02.6 |
HIP 58111 |
25.53 |
| 2026-10-07 00:00 |
11:53:40.22 |
+01:27:55.0 |
HIP 58111 |
22.72 |
| 2026-10-07 12:00 |
11:53:50.52 |
+01:26:47.6 |
HIP 58111 |
19.91 |
| 2026-10-08 00:00 |
11:54:00.80 |
+01:25:40.2 |
HIP 58111 |
17.10 |
| 2026-10-08 12:00 |
11:54:11.06 |
+01:24:33.0 |
HIP 58111 |
14.31 |
| 2026-10-09 00:00 |
11:54:21.31 |
+01:23:25.9 |
HIP 58111 |
11.51 |
| 2026-10-09 12:00 |
11:54:31.54 |
+01:22:18.9 |
HIP 58111 |
8.72 |
| 2026-10-10 00:00 |
11:54:41.75 |
+01:21:12.1 |
HIP 58111 |
5.94 |
| 2026-10-10 12:00 |
11:54:51.94 |
+01:20:05.3 |
HIP 58111 |
3.16 |
| 2026-10-11 00:00 |
11:55:02.12 |
+01:18:58.7 |
HIP 58111 |
0.44 |