메타데이터
| 항목 |
값 |
| Designation |
C/2024 N1 (PANSTARRS) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2025-10-18T19:01:49.609920Z |
| Orbit solution date (soln_date, UTC) |
2026-03-07T14:43:04Z |
| Obs used |
57 |
| NEO |
- |
| M1 |
4.500 |
| K1 |
18.250 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2024-07-01T11:04:26.169600Z |
| Discovery magnitude (MPC) |
21.86 w |
| Discovery observatory (MPC) |
F52 · Pan-STARRS 2, Haleakala |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2025-03-05.0000000 |
| e |
1.00144093 |
| q (au) |
4.398543 |
| a (au) |
-3052.575831 |
| i (deg) |
88.779969 |
| Ω (om, deg) |
323.018819 |
| ω (w, deg) |
91.242965 |
| M (ma, deg) |
-0.001331 |
밝기
산란 + 전체 선형
$$
M_a = (5.816 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
5.816 |
| 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) |
| 2026-03-26 00:00 |
14:58:36.58 |
+81:19:33.5 |
HIP 72818 |
21.35 |
| 2026-03-26 12:00 |
14:54:32.06 |
+81:23:18.6 |
HIP 72818 |
14.04 |
| 2026-03-27 00:00 |
14:50:23.48 |
+81:26:50.9 |
HIP 72818 |
11.67 |
| 2026-03-27 12:00 |
14:46:10.98 |
+81:30:10.0 |
HIP 72818 |
16.55 |
| 2026-03-28 00:00 |
14:41:54.75 |
+81:33:15.8 |
HIP 72818 |
24.70 |
| 2026-03-28 12:00 |
14:37:35.00 |
+81:36:08.0 |
HIP 70959 |
17.39 |
| 2026-03-29 00:00 |
14:33:11.93 |
+81:38:46.3 |
HIP 70959 |
12.74 |
| 2026-03-29 12:00 |
14:28:45.80 |
+81:41:10.4 |
HIP 70959 |
14.78 |
| 2026-03-30 00:00 |
14:24:16.84 |
+81:43:20.2 |
HIP 70959 |
21.70 |
| 2026-03-30 12:00 |
14:19:45.34 |
+81:45:15.5 |
HIP 70959 |
30.32 |
| 2026-03-31 00:00 |
14:15:11.57 |
+81:46:56.1 |
HIP 68832 |
23.22 |
| 2026-03-31 12:00 |
14:10:35.82 |
+81:48:21.7 |
HIP 68832 |
16.06 |
| 2026-04-01 00:00 |
14:05:58.42 |
+81:49:32.4 |
HIP 68832 |
13.16 |
| 2026-04-01 12:00 |
14:01:19.66 |
+81:50:27.9 |
HIP 68832 |
16.87 |
| 2026-04-02 00:00 |
13:56:39.89 |
+81:51:08.2 |
HIP 68104 |
14.29 |
| 2026-04-02 12:00 |
13:51:59.43 |
+81:51:33.2 |
HIP 68104 |
17.72 |
| 2026-04-03 00:00 |
13:47:18.63 |
+81:51:43.0 |
HIP 68104 |
24.90 |
| 2026-04-03 12:00 |
13:42:37.81 |
+81:51:37.4 |
HIP 65919 |
26.08 |
| 2026-04-04 00:00 |
13:37:57.32 |
+81:51:16.5 |
HIP 65919 |
17.15 |
| 2026-04-04 12:00 |
13:33:17.49 |
+81:50:40.3 |
HIP 65919 |
10.34 |
| 2026-04-05 00:00 |
13:28:38.66 |
+81:49:48.9 |
HIP 65919 |
10.87 |
| 2026-04-05 12:00 |
13:24:01.16 |
+81:48:42.4 |
HIP 65919 |
18.10 |
| 2026-04-06 00:00 |
13:19:25.30 |
+81:47:20.9 |
HIP 64641 |
20.78 |
| 2026-04-06 12:00 |
13:14:51.38 |
+81:45:44.6 |
HIP 64641 |
20.13 |
| 2026-04-07 00:00 |
13:10:19.71 |
+81:43:53.6 |
HIP 64641 |
24.04 |
| 2026-04-07 12:00 |
13:05:50.57 |
+81:41:48.0 |
HIP 63885 |
30.13 |
| 2026-04-08 00:00 |
13:01:24.23 |
+81:39:28.2 |
HIP 63885 |
29.29 |
| 2026-04-08 12:00 |
12:57:00.94 |
+81:36:54.3 |
HIP 62379 |
22.30 |
| 2026-04-09 00:00 |
12:52:40.92 |
+81:34:06.5 |
HIP 62379 |
14.70 |
| 2026-04-09 12:00 |
12:48:24.42 |
+81:31:05.1 |
HIP 62379 |
11.51 |
| 2026-04-10 00:00 |
12:44:11.61 |
+81:27:50.4 |
HIP 62379 |
15.69 |
| 2026-04-10 12:00 |
12:40:02.69 |
+81:24:22.7 |
HIP 62379 |
23.59 |
| 2026-04-11 00:00 |
12:35:57.82 |
+81:20:42.2 |
HIP 60725 |
22.09 |
| 2026-04-11 12:00 |
12:31:57.14 |
+81:16:49.3 |
HIP 60725 |
16.52 |
| 2026-04-12 00:00 |
12:28:00.79 |
+81:12:44.2 |
HIP 60725 |
15.97 |
| 2026-04-12 12:00 |
12:24:08.87 |
+81:08:27.3 |
HIP 60725 |
20.82 |
| 2026-04-13 00:00 |
12:20:21.47 |
+81:03:58.9 |
HIP 60725 |
28.43 |
| 2026-04-13 12:00 |
12:16:38.68 |
+80:59:19.3 |
HIP 60725 |
37.13 |
| 2026-04-14 00:00 |
12:13:00.56 |
+80:54:28.8 |
HIP 58545 |
30.36 |
| 2026-04-14 12:00 |
12:09:27.14 |
+80:49:27.8 |
HIP 58545 |
21.89 |
| 2026-04-15 00:00 |
12:05:58.47 |
+80:44:16.7 |
HIP 58545 |
15.24 |
| 2026-04-15 12:00 |
12:02:34.56 |
+80:38:55.6 |
HIP 58366 |
10.97 |
| 2026-04-16 00:00 |
11:59:15.41 |
+80:33:25.0 |
HIP 58366 |
5.33 |