메타데이터
| 항목 |
값 |
| Designation |
370P/NEAT |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2002-01-24T08:45:26.599680Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:28:38Z |
| Obs used |
215 |
| NEO |
- |
| M1 |
7.200 |
| K1 |
23.000 |
| PC |
0.030 |
| Discovery observation (MPC, UTC) |
2018-08-10T04:42:15.264000Z |
| Discovery magnitude (MPC) |
18.80 N |
| Discovery observatory (MPC) |
J04 · ESA Optical Ground Station, Tenerife |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2006-10-30.0000000 |
| e |
0.61224889 |
| q (au) |
2.504423 |
| a (au) |
6.458840 |
| i (deg) |
19.365933 |
| Ω (om, deg) |
55.268513 |
| ω (w, deg) |
356.830024 |
| M (ma, deg) |
104.455282 |
밝기
산란 + 전체 선형
$$
M_a = (10.271 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
10.271 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-1.000 |
| 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) |
| 2026-09-20 00:00 |
15:04:26.38 |
-16:31:27.1 |
HIP 73670 |
13.28 |
| 2026-09-20 12:00 |
15:04:34.93 |
-16:32:14.9 |
HIP 73670 |
15.04 |
| 2026-09-21 00:00 |
15:04:43.55 |
-16:33:02.8 |
HIP 73670 |
16.93 |
| 2026-09-21 12:00 |
15:04:52.22 |
-16:33:51.0 |
HIP 73670 |
18.90 |
| 2026-09-22 00:00 |
15:05:00.96 |
-16:34:39.3 |
HIP 73670 |
20.94 |
| 2026-09-22 12:00 |
15:05:09.76 |
-16:35:27.8 |
HIP 73670 |
23.03 |
| 2026-09-23 00:00 |
15:05:18.62 |
-16:36:16.6 |
HIP 73953 |
22.85 |
| 2026-09-23 12:00 |
15:05:27.54 |
-16:37:05.5 |
HIP 73953 |
21.13 |
| 2026-09-24 00:00 |
15:05:36.52 |
-16:37:54.6 |
HIP 73953 |
19.51 |
| 2026-09-24 12:00 |
15:05:45.56 |
-16:38:43.9 |
HIP 73953 |
18.04 |
| 2026-09-25 00:00 |
15:05:54.66 |
-16:39:33.4 |
HIP 73953 |
16.74 |
| 2026-09-25 12:00 |
15:06:03.82 |
-16:40:23.1 |
HIP 73953 |
15.68 |
| 2026-09-26 00:00 |
15:06:13.03 |
-16:41:12.9 |
HIP 73953 |
14.91 |
| 2026-09-26 12:00 |
15:06:22.30 |
-16:42:03.0 |
HIP 73953 |
14.49 |
| 2026-09-27 00:00 |
15:06:31.63 |
-16:42:53.2 |
HIP 73953 |
14.45 |
| 2026-09-27 12:00 |
15:06:41.02 |
-16:43:43.5 |
HIP 73953 |
14.79 |
| 2026-09-28 00:00 |
15:06:50.46 |
-16:44:34.1 |
HIP 73953 |
15.51 |
| 2026-09-28 12:00 |
15:06:59.96 |
-16:45:24.8 |
HIP 73953 |
16.56 |
| 2026-09-29 00:00 |
15:07:09.51 |
-16:46:15.7 |
HIP 73953 |
17.88 |
| 2026-09-29 12:00 |
15:07:19.12 |
-16:47:06.7 |
HIP 73953 |
19.43 |
| 2026-09-30 00:00 |
15:07:28.78 |
-16:47:57.9 |
HIP 73953 |
21.16 |
| 2026-09-30 12:00 |
15:07:38.50 |
-16:48:49.3 |
HIP 73928 |
22.66 |
| 2026-10-01 00:00 |
15:07:48.26 |
-16:49:40.8 |
HIP 73928 |
23.94 |
| 2026-10-01 12:00 |
15:07:58.09 |
-16:50:32.5 |
HIP 73928 |
25.41 |
| 2026-10-02 00:00 |
15:08:07.96 |
-16:51:24.4 |
HIP 73928 |
27.05 |
| 2026-10-02 12:00 |
15:08:17.89 |
-16:52:16.4 |
HIP 73928 |
28.82 |
| 2026-10-03 00:00 |
15:08:27.87 |
-16:53:08.5 |
HIP 73928 |
30.70 |
| 2026-10-03 12:00 |
15:08:37.90 |
-16:54:00.8 |
HIP 73928 |
32.69 |
| 2026-10-04 00:00 |
15:08:47.98 |
-16:54:53.2 |
HIP 74234 |
34.40 |
| 2026-10-04 12:00 |
15:08:58.12 |
-16:55:45.8 |
HIP 74299 |
32.00 |
| 2026-10-05 00:00 |
15:09:08.30 |
-16:56:38.5 |
HIP 74299 |
29.52 |
| 2026-10-05 12:00 |
15:09:18.53 |
-16:57:31.4 |
HIP 74299 |
27.05 |
| 2026-10-06 00:00 |
15:09:28.81 |
-16:58:24.4 |
HIP 74299 |
24.60 |
| 2026-10-06 12:00 |
15:09:39.14 |
-16:59:17.5 |
HIP 74299 |
22.17 |
| 2026-10-07 00:00 |
15:09:49.52 |
-17:00:10.8 |
HIP 74299 |
19.77 |
| 2026-10-07 12:00 |
15:09:59.95 |
-17:01:04.1 |
HIP 74299 |
17.44 |
| 2026-10-08 00:00 |
15:10:10.42 |
-17:01:57.6 |
HIP 74299 |
15.20 |
| 2026-10-08 12:00 |
15:10:20.94 |
-17:02:51.3 |
HIP 74299 |
13.11 |
| 2026-10-09 00:00 |
15:10:31.51 |
-17:03:45.0 |
HIP 74299 |
11.25 |
| 2026-10-09 12:00 |
15:10:42.12 |
-17:04:38.9 |
HIP 74299 |
9.78 |
| 2026-10-10 00:00 |
15:10:52.77 |
-17:05:32.9 |
HIP 74299 |
8.90 |
| 2026-10-10 12:00 |
15:11:03.47 |
-17:06:27.0 |
HIP 74299 |
8.79 |
| 2026-10-11 00:00 |
15:11:14.22 |
-17:07:21.2 |
HIP 74299 |
9.50 |