메타데이터
| 항목 |
값 |
| Designation |
P/2014 L3 (Hill) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2014-06-28T13:42:58.343040Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:32:55Z |
| Obs used |
204 |
| NEO |
- |
| M1 |
17.200 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2014-07-20.0000000 |
| e |
0.77309415 |
| q (au) |
1.853963 |
| a (au) |
8.170627 |
| i (deg) |
6.264056 |
| Ω (om, deg) |
115.566369 |
| ω (w, deg) |
178.609914 |
| M (ma, deg) |
0.904300 |
밝기
산란 + 전체 선형
$$
M_a = (18.106 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
18.106 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.631 |
| k |
0.800 |
| 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 |
07:36:03.31 |
+21:32:33.1 |
HIP 37084 |
19.26 |
| 2026-06-01 12:00 |
07:36:10.36 |
+21:32:18.7 |
HIP 37084 |
17.76 |
| 2026-06-02 00:00 |
07:36:17.44 |
+21:32:04.1 |
HIP 37084 |
16.27 |
| 2026-06-02 12:00 |
07:36:24.57 |
+21:31:49.5 |
HIP 37084 |
14.82 |
| 2026-06-03 00:00 |
07:36:31.73 |
+21:31:34.7 |
HIP 37084 |
13.40 |
| 2026-06-03 12:00 |
07:36:38.94 |
+21:31:19.8 |
HIP 37084 |
12.05 |
| 2026-06-04 00:00 |
07:36:46.18 |
+21:31:04.8 |
HIP 37084 |
10.79 |
| 2026-06-04 12:00 |
07:36:53.46 |
+21:30:49.7 |
HIP 37084 |
9.66 |
| 2026-06-05 00:00 |
07:37:00.78 |
+21:30:34.5 |
HIP 37084 |
8.72 |
| 2026-06-05 12:00 |
07:37:08.13 |
+21:30:19.2 |
HIP 37084 |
8.04 |
| 2026-06-06 00:00 |
07:37:15.53 |
+21:30:03.7 |
HIP 37084 |
7.69 |
| 2026-06-06 12:00 |
07:37:22.95 |
+21:29:48.2 |
HIP 37084 |
7.73 |
| 2026-06-07 00:00 |
07:37:30.42 |
+21:29:32.5 |
HIP 37084 |
8.16 |
| 2026-06-07 12:00 |
07:37:37.92 |
+21:29:16.8 |
HIP 37084 |
8.92 |
| 2026-06-08 00:00 |
07:37:45.46 |
+21:29:00.9 |
HIP 37084 |
9.94 |
| 2026-06-08 12:00 |
07:37:53.03 |
+21:28:45.0 |
HIP 37084 |
11.16 |
| 2026-06-09 00:00 |
07:38:00.63 |
+21:28:28.9 |
HIP 37084 |
12.53 |
| 2026-06-09 12:00 |
07:38:08.27 |
+21:28:12.7 |
HIP 37214 |
13.81 |
| 2026-06-10 00:00 |
07:38:15.95 |
+21:27:56.4 |
HIP 37214 |
13.20 |
| 2026-06-10 12:00 |
07:38:23.65 |
+21:27:40.0 |
HIP 37214 |
12.83 |
| 2026-06-11 00:00 |
07:38:31.39 |
+21:27:23.6 |
HIP 37214 |
12.70 |
| 2026-06-11 12:00 |
07:38:39.16 |
+21:27:07.0 |
HIP 37214 |
12.84 |
| 2026-06-12 00:00 |
07:38:46.97 |
+21:26:50.3 |
HIP 37214 |
13.23 |
| 2026-06-12 12:00 |
07:38:54.80 |
+21:26:33.5 |
HIP 37214 |
13.86 |
| 2026-06-13 00:00 |
07:39:02.67 |
+21:26:16.6 |
HIP 37214 |
14.70 |
| 2026-06-13 12:00 |
07:39:10.57 |
+21:25:59.6 |
HIP 37214 |
15.72 |
| 2026-06-14 00:00 |
07:39:18.50 |
+21:25:42.5 |
HIP 37214 |
16.89 |
| 2026-06-14 12:00 |
07:39:26.46 |
+21:25:25.4 |
HIP 37214 |
18.18 |
| 2026-06-15 00:00 |
07:39:34.44 |
+21:25:08.1 |
HIP 37214 |
19.57 |
| 2026-06-15 12:00 |
07:39:42.46 |
+21:24:50.7 |
HIP 37214 |
21.04 |
| 2026-06-16 00:00 |
07:39:50.50 |
+21:24:33.2 |
HIP 37442 |
19.26 |
| 2026-06-16 12:00 |
07:39:58.58 |
+21:24:15.7 |
HIP 37442 |
17.44 |
| 2026-06-17 00:00 |
07:40:06.68 |
+21:23:58.0 |
HIP 37442 |
15.63 |
| 2026-06-17 12:00 |
07:40:14.80 |
+21:23:40.3 |
HIP 37442 |
13.84 |
| 2026-06-18 00:00 |
07:40:22.96 |
+21:23:22.4 |
HIP 37442 |
12.08 |
| 2026-06-18 12:00 |
07:40:31.13 |
+21:23:04.5 |
HIP 37442 |
10.37 |
| 2026-06-19 00:00 |
07:40:39.34 |
+21:22:46.5 |
HIP 37442 |
8.75 |
| 2026-06-19 12:00 |
07:40:47.57 |
+21:22:28.4 |
HIP 37442 |
7.29 |
| 2026-06-20 00:00 |
07:40:55.82 |
+21:22:10.2 |
HIP 37442 |
6.09 |
| 2026-06-20 12:00 |
07:41:04.10 |
+21:21:51.9 |
HIP 37442 |
5.34 |
| 2026-06-21 00:00 |
07:41:12.40 |
+21:21:33.5 |
HIP 37442 |
5.26 |
| 2026-06-21 12:00 |
07:41:20.73 |
+21:21:15.1 |
HIP 37442 |
5.87 |
| 2026-06-22 00:00 |
07:41:29.07 |
+21:20:56.6 |
HIP 37442 |
7.01 |