메타데이터
| 항목 |
값 |
| Designation |
P/2024 K1 (PANSTARRS) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2024-04-24T19:33:39.119040Z |
| Orbit solution date (soln_date, UTC) |
2025-01-14T17:42:19Z |
| Obs used |
36 |
| NEO |
- |
| M1 |
13.300 |
| K1 |
10.000 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2024-05-30T10:02:35.894400Z |
| Discovery magnitude (MPC) |
20.79 w |
| Discovery observatory (MPC) |
F51 · Pan-STARRS 1, Haleakala |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2024-06-02.0000000 |
| e |
0.49069432 |
| q (au) |
3.482639 |
| a (au) |
6.838013 |
| i (deg) |
1.820532 |
| Ω (om, deg) |
251.623065 |
| ω (w, deg) |
349.434539 |
| M (ma, deg) |
2.104755 |
밝기
산란 + 전체 선형
$$
M_a = (20.000 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
20.000 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.901 |
| k |
0.980 |
| δ90 |
9.998 |
| 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 |
22:41:09.03 |
-06:38:46.3 |
HIP 111915 |
15.57 |
| 2026-03-26 12:00 |
22:41:32.20 |
-06:36:22.7 |
HIP 112100 |
20.13 |
| 2026-03-27 00:00 |
22:41:55.32 |
-06:33:59.4 |
HIP 112100 |
19.44 |
| 2026-03-27 12:00 |
22:42:18.37 |
-06:31:36.2 |
HIP 112190 |
17.40 |
| 2026-03-28 00:00 |
22:42:41.36 |
-06:29:13.3 |
HIP 112190 |
11.23 |
| 2026-03-28 12:00 |
22:43:04.29 |
-06:26:50.7 |
HIP 112190 |
5.11 |
| 2026-03-29 00:00 |
22:43:27.15 |
-06:24:28.2 |
HIP 112190 |
1.50 |
| 2026-03-29 12:00 |
22:43:49.95 |
-06:22:06.0 |
HIP 112190 |
7.35 |
| 2026-03-30 00:00 |
22:44:12.69 |
-06:19:44.0 |
HIP 112190 |
13.44 |
| 2026-03-30 12:00 |
22:44:35.36 |
-06:17:22.3 |
HIP 112190 |
19.54 |
| 2026-03-31 00:00 |
22:44:57.97 |
-06:15:00.8 |
HIP 112190 |
25.63 |
| 2026-03-31 12:00 |
22:45:20.51 |
-06:12:39.6 |
HIP 112190 |
31.70 |
| 2026-04-01 00:00 |
22:45:42.99 |
-06:10:18.6 |
HIP 112190 |
37.76 |
| 2026-04-01 12:00 |
22:46:05.40 |
-06:07:57.9 |
HIP 112576 |
38.79 |
| 2026-04-02 00:00 |
22:46:27.74 |
-06:05:37.5 |
HIP 112598 |
33.64 |
| 2026-04-02 12:00 |
22:46:50.01 |
-06:03:17.3 |
HIP 112598 |
27.81 |
| 2026-04-03 00:00 |
22:47:12.22 |
-06:00:57.4 |
HIP 112598 |
22.09 |
| 2026-04-03 12:00 |
22:47:34.36 |
-05:58:37.7 |
HIP 112598 |
16.58 |
| 2026-04-04 00:00 |
22:47:56.42 |
-05:56:18.4 |
HIP 112598 |
11.55 |
| 2026-04-04 12:00 |
22:48:18.42 |
-05:53:59.3 |
HIP 112598 |
7.94 |
| 2026-04-05 00:00 |
22:48:40.35 |
-05:51:40.5 |
HIP 112598 |
7.95 |
| 2026-04-05 12:00 |
22:49:02.21 |
-05:49:22.1 |
HIP 112598 |
11.54 |
| 2026-04-06 00:00 |
22:49:24.00 |
-05:47:03.9 |
HIP 112598 |
16.51 |
| 2026-04-06 12:00 |
22:49:45.72 |
-05:44:46.0 |
HIP 112621 |
20.31 |
| 2026-04-07 00:00 |
22:50:07.36 |
-05:42:28.4 |
HIP 112621 |
24.50 |
| 2026-04-07 12:00 |
22:50:28.94 |
-05:40:11.1 |
HIP 112621 |
29.25 |
| 2026-04-08 00:00 |
22:50:50.44 |
-05:37:54.2 |
HIP 112621 |
34.31 |
| 2026-04-08 12:00 |
22:51:11.86 |
-05:35:37.5 |
HIP 113011 |
33.63 |
| 2026-04-09 00:00 |
22:51:33.21 |
-05:33:21.2 |
HIP 113011 |
27.87 |
| 2026-04-09 12:00 |
22:51:54.49 |
-05:31:05.3 |
HIP 113011 |
22.14 |
| 2026-04-10 00:00 |
22:52:15.69 |
-05:28:49.6 |
HIP 113011 |
16.46 |
| 2026-04-10 12:00 |
22:52:36.81 |
-05:26:34.3 |
HIP 113011 |
10.85 |
| 2026-04-11 00:00 |
22:52:57.86 |
-05:24:19.4 |
HIP 113011 |
5.48 |
| 2026-04-11 12:00 |
22:53:18.83 |
-05:22:04.8 |
HIP 113011 |
2.72 |
| 2026-04-12 00:00 |
22:53:39.73 |
-05:19:50.5 |
HIP 113011 |
7.00 |
| 2026-04-12 12:00 |
22:54:00.54 |
-05:17:36.6 |
HIP 113011 |
12.42 |
| 2026-04-13 00:00 |
22:54:21.28 |
-05:15:23.1 |
HIP 113011 |
17.96 |
| 2026-04-13 12:00 |
22:54:41.93 |
-05:13:09.9 |
HIP 113184 |
15.66 |
| 2026-04-14 00:00 |
22:55:02.51 |
-05:10:57.2 |
HIP 113184 |
11.87 |
| 2026-04-14 12:00 |
22:55:23.00 |
-05:08:44.8 |
HIP 113184 |
9.94 |
| 2026-04-15 00:00 |
22:55:43.42 |
-05:06:32.8 |
HIP 113184 |
10.88 |
| 2026-04-15 12:00 |
22:56:03.75 |
-05:04:21.1 |
HIP 113184 |
14.10 |
| 2026-04-16 00:00 |
22:56:23.99 |
-05:02:09.9 |
HIP 113184 |
18.42 |