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) |
| 2026-05-12 00:00 |
23:11:48.19 |
-03:19:33.4 |
HIP 114510 |
13.79 |
| 2026-05-12 12:00 |
23:12:03.23 |
-03:17:50.0 |
HIP 114510 |
13.47 |
| 2026-05-13 00:00 |
23:12:18.15 |
-03:16:07.2 |
HIP 114510 |
14.36 |
| 2026-05-13 12:00 |
23:12:32.95 |
-03:14:25.1 |
HIP 114510 |
16.25 |
| 2026-05-14 00:00 |
23:12:47.64 |
-03:12:43.6 |
HIP 114510 |
18.82 |
| 2026-05-14 12:00 |
23:13:02.22 |
-03:11:02.9 |
HIP 114510 |
21.81 |
| 2026-05-15 00:00 |
23:13:16.67 |
-03:09:22.8 |
HIP 114510 |
25.06 |
| 2026-05-15 12:00 |
23:13:31.01 |
-03:07:43.3 |
HIP 114510 |
28.47 |
| 2026-05-16 00:00 |
23:13:45.23 |
-03:06:04.6 |
HIP 114700 |
28.48 |
| 2026-05-16 12:00 |
23:13:59.33 |
-03:04:26.6 |
HIP 114700 |
26.41 |
| 2026-05-17 00:00 |
23:14:13.32 |
-03:02:49.2 |
HIP 114700 |
24.78 |
| 2026-05-17 12:00 |
23:14:27.18 |
-03:01:12.6 |
HIP 114700 |
23.69 |
| 2026-05-18 00:00 |
23:14:40.92 |
-02:59:36.6 |
HIP 114700 |
23.18 |
| 2026-05-18 12:00 |
23:14:54.54 |
-02:58:01.4 |
HIP 114700 |
23.27 |
| 2026-05-19 00:00 |
23:15:08.03 |
-02:56:26.9 |
HIP 114700 |
23.95 |
| 2026-05-19 12:00 |
23:15:21.41 |
-02:54:53.1 |
HIP 114700 |
25.15 |
| 2026-05-20 00:00 |
23:15:34.66 |
-02:53:20.0 |
HIP 114700 |
26.79 |
| 2026-05-20 12:00 |
23:15:47.78 |
-02:51:47.7 |
HIP 114700 |
28.79 |
| 2026-05-21 00:00 |
23:16:00.78 |
-02:50:16.1 |
HIP 115037 |
31.00 |
| 2026-05-21 12:00 |
23:16:13.66 |
-02:48:45.3 |
HIP 115037 |
28.67 |
| 2026-05-22 00:00 |
23:16:26.41 |
-02:47:15.1 |
HIP 115037 |
26.64 |
| 2026-05-22 12:00 |
23:16:39.04 |
-02:45:45.8 |
HIP 115037 |
24.95 |
| 2026-05-23 00:00 |
23:16:51.54 |
-02:44:17.1 |
HIP 115037 |
23.68 |
| 2026-05-23 12:00 |
23:17:03.91 |
-02:42:49.3 |
HIP 115037 |
22.87 |
| 2026-05-24 00:00 |
23:17:16.15 |
-02:41:22.2 |
HIP 115037 |
22.55 |
| 2026-05-24 12:00 |
23:17:28.27 |
-02:39:55.8 |
HIP 115037 |
22.74 |
| 2026-05-25 00:00 |
23:17:40.26 |
-02:38:30.2 |
HIP 115037 |
23.40 |
| 2026-05-25 12:00 |
23:17:52.12 |
-02:37:05.4 |
HIP 115037 |
24.49 |
| 2026-05-26 00:00 |
23:18:03.85 |
-02:35:41.4 |
HIP 115037 |
25.94 |
| 2026-05-26 12:00 |
23:18:15.45 |
-02:34:18.1 |
HIP 115037 |
27.67 |
| 2026-05-27 00:00 |
23:18:26.92 |
-02:32:55.6 |
HIP 115037 |
29.63 |
| 2026-05-27 12:00 |
23:18:38.26 |
-02:31:33.9 |
HIP 115037 |
31.76 |
| 2026-05-28 00:00 |
23:18:49.46 |
-02:30:13.0 |
HIP 115294 |
32.58 |
| 2026-05-28 12:00 |
23:19:00.54 |
-02:28:52.9 |
HIP 115294 |
29.78 |
| 2026-05-29 00:00 |
23:19:11.48 |
-02:27:33.6 |
HIP 115294 |
27.07 |
| 2026-05-29 12:00 |
23:19:22.30 |
-02:26:15.0 |
HIP 115294 |
24.47 |
| 2026-05-30 00:00 |
23:19:32.97 |
-02:24:57.3 |
HIP 115294 |
22.00 |
| 2026-05-30 12:00 |
23:19:43.52 |
-02:23:40.4 |
HIP 115294 |
19.70 |
| 2026-05-31 00:00 |
23:19:53.93 |
-02:22:24.3 |
HIP 115294 |
17.61 |
| 2026-05-31 12:00 |
23:20:04.20 |
-02:21:09.0 |
HIP 115294 |
15.80 |
| 2026-06-01 00:00 |
23:20:14.34 |
-02:19:54.5 |
HIP 115294 |
14.36 |
| 2026-06-01 12:00 |
23:20:24.35 |
-02:18:40.9 |
HIP 115294 |
13.37 |
| 2026-06-02 00:00 |
23:20:34.21 |
-02:17:28.1 |
HIP 115294 |
12.92 |