메타데이터
| 항목 |
값 |
| Designation |
224P/LINEAR-NEAT |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2003-09-25T11:44:00.502080Z |
| Orbit solution date (soln_date, UTC) |
2024-05-30T01:12:28Z |
| Obs used |
107 |
| NEO |
- |
| M1 |
13.900 |
| K1 |
18.250 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2006-03-19.0000000 |
| e |
0.43729725 |
| q (au) |
1.896039 |
| a (au) |
3.369521 |
| i (deg) |
14.873572 |
| Ω (om, deg) |
43.265140 |
| ω (w, deg) |
10.938819 |
| M (ma, deg) |
144.293100 |
밝기
산란 + 전체 선형
$$
M_a = (16.775 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
16.775 |
| n |
2.000 |
| 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) |
| 2026-06-01 00:00 |
16:19:11.18 |
-29:41:43.8 |
HIP 79982 |
15.90 |
| 2026-06-01 12:00 |
16:18:48.05 |
-29:41:24.5 |
HIP 79833 |
15.48 |
| 2026-06-02 00:00 |
16:18:24.94 |
-29:41:04.4 |
HIP 79833 |
11.33 |
| 2026-06-02 12:00 |
16:18:01.86 |
-29:40:43.6 |
HIP 79833 |
8.24 |
| 2026-06-03 00:00 |
16:17:38.80 |
-29:40:22.0 |
HIP 79833 |
7.62 |
| 2026-06-03 12:00 |
16:17:15.78 |
-29:39:59.7 |
HIP 79775 |
6.84 |
| 2026-06-04 00:00 |
16:16:52.80 |
-29:39:36.7 |
HIP 79775 |
5.01 |
| 2026-06-04 12:00 |
16:16:29.85 |
-29:39:12.9 |
HIP 79775 |
7.32 |
| 2026-06-05 00:00 |
16:16:06.95 |
-29:38:48.4 |
HIP 79775 |
11.48 |
| 2026-06-05 12:00 |
16:15:44.10 |
-29:38:23.2 |
HIP 79775 |
16.12 |
| 2026-06-06 00:00 |
16:15:21.30 |
-29:37:57.3 |
HIP 79775 |
20.91 |
| 2026-06-06 12:00 |
16:14:58.56 |
-29:37:30.7 |
HIP 79473 |
23.73 |
| 2026-06-07 00:00 |
16:14:35.87 |
-29:37:03.4 |
HIP 79473 |
18.85 |
| 2026-06-07 12:00 |
16:14:13.25 |
-29:36:35.5 |
HIP 79473 |
14.03 |
| 2026-06-08 00:00 |
16:13:50.70 |
-29:36:06.8 |
HIP 79473 |
9.35 |
| 2026-06-08 12:00 |
16:13:28.21 |
-29:35:37.6 |
HIP 79473 |
5.18 |
| 2026-06-09 00:00 |
16:13:05.80 |
-29:35:07.7 |
HIP 79473 |
3.79 |
| 2026-06-09 12:00 |
16:12:43.47 |
-29:34:37.2 |
HIP 79473 |
7.06 |
| 2026-06-10 00:00 |
16:12:21.22 |
-29:34:06.0 |
HIP 79473 |
11.52 |
| 2026-06-10 12:00 |
16:11:59.06 |
-29:33:34.3 |
HIP 79302 |
15.09 |
| 2026-06-11 00:00 |
16:11:36.98 |
-29:33:01.9 |
HIP 79302 |
11.08 |
| 2026-06-11 12:00 |
16:11:15.00 |
-29:32:29.0 |
HIP 79302 |
8.03 |
| 2026-06-12 00:00 |
16:10:53.11 |
-29:31:55.5 |
HIP 79302 |
7.24 |
| 2026-06-12 12:00 |
16:10:31.32 |
-29:31:21.5 |
HIP 79302 |
9.27 |
| 2026-06-13 00:00 |
16:10:09.64 |
-29:30:46.9 |
HIP 79302 |
12.82 |
| 2026-06-13 12:00 |
16:09:48.07 |
-29:30:11.8 |
HIP 79142 |
14.10 |
| 2026-06-14 00:00 |
16:09:26.61 |
-29:29:36.1 |
HIP 79142 |
11.69 |
| 2026-06-14 12:00 |
16:09:05.26 |
-29:29:00.0 |
HIP 79142 |
10.90 |
| 2026-06-15 00:00 |
16:08:44.03 |
-29:28:23.3 |
HIP 79142 |
12.01 |
| 2026-06-15 12:00 |
16:08:22.92 |
-29:27:46.2 |
HIP 79004 |
10.18 |
| 2026-06-16 00:00 |
16:08:01.94 |
-29:27:08.7 |
HIP 79004 |
5.72 |
| 2026-06-16 12:00 |
16:07:41.09 |
-29:26:30.6 |
HIP 79004 |
2.08 |
| 2026-06-17 00:00 |
16:07:20.37 |
-29:25:52.2 |
HIP 79004 |
4.22 |
| 2026-06-17 12:00 |
16:06:59.79 |
-29:25:13.3 |
HIP 79004 |
8.51 |
| 2026-06-18 00:00 |
16:06:39.35 |
-29:24:34.0 |
HIP 79004 |
12.93 |
| 2026-06-18 12:00 |
16:06:19.05 |
-29:23:54.4 |
HIP 79004 |
17.37 |
| 2026-06-19 00:00 |
16:05:58.89 |
-29:23:14.3 |
HIP 79004 |
21.79 |
| 2026-06-19 12:00 |
16:05:38.89 |
-29:22:33.9 |
HIP 79004 |
26.18 |
| 2026-06-20 00:00 |
16:05:19.03 |
-29:21:53.2 |
HIP 78743 |
28.09 |
| 2026-06-20 12:00 |
16:04:59.33 |
-29:21:12.1 |
HIP 78743 |
26.11 |
| 2026-06-21 00:00 |
16:04:39.79 |
-29:20:30.7 |
HIP 78743 |
24.73 |
| 2026-06-21 12:00 |
16:04:20.41 |
-29:19:48.9 |
HIP 78743 |
24.06 |
| 2026-06-22 00:00 |
16:04:01.19 |
-29:19:06.9 |
HIP 78575 |
20.95 |