메타데이터
| 항목 |
값 |
| Designation |
460P/PANSTARRS |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2016-03-15T12:24:18.552960Z |
| Orbit solution date (soln_date, UTC) |
2023-04-26T18:45:19Z |
| Obs used |
160 |
| NEO |
Yes |
| M1 |
20.900 |
| K1 |
4.500 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2020-10-17T12:28:19.574400Z |
| Discovery magnitude (MPC) |
22.64 G |
| Discovery observatory (MPC) |
F51 · Pan-STARRS 1, Haleakala |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2016-04-17.0000000 |
| e |
0.66625296 |
| q (au) |
1.008577 |
| a (au) |
3.021981 |
| i (deg) |
18.918673 |
| Ω (om, deg) |
180.533681 |
| ω (w, deg) |
351.896723 |
| M (ma, deg) |
6.094305 |
밝기
산란 + 전체 선형
$$
M_a = (19.928 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
19.928 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.826 |
| k |
0.991 |
| 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
찾아보기
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-03-26 00:00 |
02:51:43.98 |
+03:41:51.2 |
HIP 13278 |
14.45 |
| 2026-03-26 12:00 |
02:52:28.81 |
+03:45:39.9 |
HIP 13278 |
23.97 |
| 2026-03-27 00:00 |
02:53:13.83 |
+03:49:28.6 |
HIP 13412 |
33.63 |
| 2026-03-27 12:00 |
02:53:59.06 |
+03:53:17.2 |
HIP 13593 |
29.61 |
| 2026-03-28 00:00 |
02:54:44.49 |
+03:57:05.7 |
HIP 13682 |
23.08 |
| 2026-03-28 12:00 |
02:55:30.11 |
+04:00:54.1 |
HIP 13682 |
11.14 |
| 2026-03-29 00:00 |
02:56:15.94 |
+04:04:42.4 |
HIP 13682 |
1.86 |
| 2026-03-29 12:00 |
02:57:01.96 |
+04:08:30.5 |
HIP 13682 |
13.19 |
| 2026-03-30 00:00 |
02:57:48.18 |
+04:12:18.5 |
HIP 13756 |
20.81 |
| 2026-03-30 12:00 |
02:58:34.60 |
+04:16:06.4 |
HIP 13756 |
26.43 |
| 2026-03-31 00:00 |
02:59:21.23 |
+04:19:54.1 |
HIP 13756 |
35.55 |
| 2026-03-31 12:00 |
03:00:08.05 |
+04:23:41.7 |
HIP 14143 |
33.61 |
| 2026-04-01 00:00 |
03:00:55.07 |
+04:27:29.1 |
HIP 14143 |
22.69 |
| 2026-04-01 12:00 |
03:01:42.29 |
+04:31:16.3 |
HIP 14143 |
14.23 |
| 2026-04-02 00:00 |
03:02:29.71 |
+04:35:03.4 |
HIP 14143 |
14.00 |
| 2026-04-02 12:00 |
03:03:17.33 |
+04:38:50.2 |
HIP 14143 |
22.33 |
| 2026-04-03 00:00 |
03:04:05.15 |
+04:42:36.9 |
HIP 14261 |
32.05 |
| 2026-04-03 12:00 |
03:04:53.17 |
+04:46:23.3 |
HIP 14421 |
19.65 |
| 2026-04-04 00:00 |
03:05:41.39 |
+04:50:09.6 |
HIP 14421 |
7.44 |
| 2026-04-04 12:00 |
03:06:29.81 |
+04:53:55.6 |
HIP 14421 |
6.48 |
| 2026-04-05 00:00 |
03:07:18.43 |
+04:57:41.3 |
HIP 14496 |
3.62 |
| 2026-04-05 12:00 |
03:08:07.26 |
+05:01:26.9 |
HIP 14496 |
13.08 |
| 2026-04-06 00:00 |
03:08:56.29 |
+05:05:12.2 |
HIP 14676 |
12.16 |
| 2026-04-06 12:00 |
03:09:45.51 |
+05:08:57.2 |
HIP 14676 |
3.96 |
| 2026-04-07 00:00 |
03:10:34.94 |
+05:12:42.0 |
HIP 14676 |
14.61 |
| 2026-04-07 12:00 |
03:11:24.58 |
+05:16:26.4 |
HIP 14829 |
18.94 |
| 2026-04-08 00:00 |
03:12:14.41 |
+05:20:10.6 |
HIP 14829 |
18.82 |
| 2026-04-08 12:00 |
03:13:04.45 |
+05:23:54.5 |
HIP 14829 |
26.23 |
| 2026-04-09 00:00 |
03:13:54.70 |
+05:27:38.1 |
HIP 15157 |
31.47 |
| 2026-04-09 12:00 |
03:14:45.14 |
+05:31:21.4 |
HIP 15157 |
21.16 |
| 2026-04-10 00:00 |
03:15:35.80 |
+05:35:04.4 |
HIP 15157 |
15.76 |
| 2026-04-10 12:00 |
03:16:26.65 |
+05:38:47.0 |
HIP 15299 |
15.28 |
| 2026-04-11 00:00 |
03:17:17.71 |
+05:42:29.3 |
HIP 15299 |
2.94 |
| 2026-04-11 12:00 |
03:18:08.98 |
+05:46:11.2 |
HIP 15397 |
5.98 |
| 2026-04-12 00:00 |
03:19:00.45 |
+05:49:52.8 |
HIP 15397 |
7.51 |
| 2026-04-12 12:00 |
03:19:52.12 |
+05:53:34.0 |
HIP 15542 |
20.55 |
| 2026-04-13 00:00 |
03:20:44.01 |
+05:57:14.8 |
HIP 15542 |
17.55 |
| 2026-04-13 12:00 |
03:21:36.10 |
+06:00:55.2 |
HIP 15670 |
19.44 |
| 2026-04-14 00:00 |
03:22:28.39 |
+06:04:35.2 |
HIP 15670 |
24.25 |
| 2026-04-14 12:00 |
03:23:20.89 |
+06:08:14.8 |
HIP 15670 |
34.13 |
| 2026-04-15 00:00 |
03:24:13.60 |
+06:11:54.0 |
HIP 15978 |
27.50 |
| 2026-04-15 12:00 |
03:25:06.52 |
+06:15:32.7 |
HIP 15978 |
21.56 |
| 2026-04-16 00:00 |
03:25:59.64 |
+06:19:11.0 |
HIP 16050 |
23.09 |