371P/LINEAR-Skiff
메타데이터
| 항목 |
값 |
| Designation |
371P/LINEAR-Skiff |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2010-03-26T21:29:58.243200Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:28:37Z |
| Obs used |
175 |
| NEO |
- |
| M1 |
4.300 |
| K1 |
41.000 |
| PC |
0.030 |
| Discovery observation (MPC, UTC) |
2018-09-07T02:02:24.864000Z |
| Discovery magnitude (MPC) |
19.80 G |
| Discovery observatory (MPC) |
J04 · ESA Optical Ground Station, Tenerife |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2008-07-01.0000000 |
| e |
0.47798664 |
| q (au) |
2.173642 |
| a (au) |
4.163959 |
| i (deg) |
17.413290 |
| Ω (om, deg) |
67.410638 |
| ω (w, deg) |
308.643638 |
| M (ma, deg) |
286.470379 |
밝기
산란 + 전체 선형
$$
M_a = (16.579 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
16.579 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-1.000 |
| k |
0.999 |
| δ90 |
9.995 |
| 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) |
| 2026-02-03 00:00 |
18:29:27.28 |
-28:25:10.3 |
HIP 90504 |
18.30 |
| 2026-02-03 12:00 |
18:30:06.41 |
-28:25:53.4 |
HIP 90715 |
22.48 |
| 2026-02-04 00:00 |
18:30:45.52 |
-28:26:36.3 |
HIP 90715 |
21.35 |
| 2026-02-04 12:00 |
18:31:24.59 |
-28:27:19.0 |
HIP 90715 |
23.54 |
| 2026-02-05 00:00 |
18:32:03.64 |
-28:28:01.5 |
HIP 90935 |
18.33 |
| 2026-02-05 12:00 |
18:32:42.65 |
-28:28:43.8 |
HIP 90935 |
13.27 |
| 2026-02-06 00:00 |
18:33:21.63 |
-28:29:25.9 |
HIP 90935 |
12.80 |
| 2026-02-06 12:00 |
18:34:00.58 |
-28:30:07.7 |
HIP 91033 |
9.75 |
| 2026-02-07 00:00 |
18:34:39.49 |
-28:30:49.4 |
HIP 91033 |
11.66 |
| 2026-02-07 12:00 |
18:35:18.37 |
-28:31:30.9 |
HIP 91033 |
17.99 |
| 2026-02-08 00:00 |
18:35:57.21 |
-28:32:12.3 |
HIP 91273 |
14.58 |
| 2026-02-08 12:00 |
18:36:36.01 |
-28:32:53.4 |
HIP 91273 |
6.36 |
| 2026-02-09 00:00 |
18:37:14.78 |
-28:33:34.4 |
HIP 91273 |
3.78 |
| 2026-02-09 12:00 |
18:37:53.51 |
-28:34:15.2 |
HIP 91273 |
11.57 |
| 2026-02-10 00:00 |
18:38:32.19 |
-28:34:55.9 |
HIP 91273 |
19.97 |
| 2026-02-10 12:00 |
18:39:10.84 |
-28:35:36.4 |
HIP 91460 |
24.78 |
| 2026-02-11 00:00 |
18:39:49.45 |
-28:36:16.8 |
HIP 91640 |
23.59 |
| 2026-02-11 12:00 |
18:40:28.01 |
-28:36:57.0 |
HIP 91640 |
16.75 |
| 2026-02-12 00:00 |
18:41:06.53 |
-28:37:37.1 |
HIP 91640 |
12.20 |
| 2026-02-12 12:00 |
18:41:45.00 |
-28:38:17.0 |
HIP 91640 |
12.67 |
| 2026-02-13 00:00 |
18:42:23.43 |
-28:38:56.9 |
HIP 91640 |
17.76 |
| 2026-02-13 12:00 |
18:43:01.81 |
-28:39:36.6 |
HIP 91640 |
24.74 |
| 2026-02-14 00:00 |
18:43:40.15 |
-28:40:16.2 |
HIP 91804 |
30.58 |
| 2026-02-14 12:00 |
18:44:18.43 |
-28:40:55.7 |
HIP 92004 |
29.85 |
| 2026-02-15 00:00 |
18:44:56.67 |
-28:41:35.1 |
HIP 92004 |
28.48 |
| 2026-02-15 12:00 |
18:45:34.86 |
-28:42:14.4 |
HIP 92004 |
29.55 |
| 2026-02-16 00:00 |
18:46:12.99 |
-28:42:53.6 |
HIP 92215 |
31.99 |
| 2026-02-16 12:00 |
18:46:51.07 |
-28:43:32.7 |
HIP 92215 |
28.61 |
| 2026-02-17 00:00 |
18:47:29.10 |
-28:44:11.8 |
HIP 92215 |
27.47 |
| 2026-02-17 12:00 |
18:48:07.07 |
-28:44:50.8 |
HIP 92324 |
24.78 |
| 2026-02-18 00:00 |
18:48:44.99 |
-28:45:29.7 |
HIP 92363 |
21.19 |
| 2026-02-18 12:00 |
18:49:22.85 |
-28:46:08.6 |
HIP 92363 |
18.53 |
| 2026-02-19 00:00 |
18:50:00.65 |
-28:46:47.4 |
HIP 92363 |
19.38 |
| 2026-02-19 12:00 |
18:50:38.40 |
-28:47:26.2 |
HIP 92363 |
23.34 |
| 2026-02-20 00:00 |
18:51:16.08 |
-28:48:05.0 |
HIP 92363 |
29.17 |
| 2026-02-20 12:00 |
18:51:53.71 |
-28:48:43.7 |
HIP 92564 |
30.40 |
| 2026-02-21 00:00 |
18:52:31.27 |
-28:49:22.5 |
HIP 92753 |
24.03 |
| 2026-02-21 12:00 |
18:53:08.77 |
-28:50:01.2 |
HIP 92753 |
18.08 |
| 2026-02-22 00:00 |
18:53:46.21 |
-28:50:39.8 |
HIP 92805 |
13.69 |
| 2026-02-22 12:00 |
18:54:23.58 |
-28:51:18.5 |
HIP 92805 |
9.45 |
| 2026-02-23 00:00 |
18:55:00.89 |
-28:51:57.2 |
HIP 92805 |
11.22 |
| 2026-02-23 12:00 |
18:55:38.13 |
-28:52:36.0 |
HIP 92805 |
17.22 |
| 2026-02-24 00:00 |
18:56:15.30 |
-28:53:14.7 |
HIP 92870 |
22.32 |