메타데이터
| 항목 |
값 |
| Designation |
337P/WISE |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2016-07-13T11:32:32.386560Z |
| Orbit solution date (soln_date, UTC) |
2024-01-04T23:44:02Z |
| Obs used |
386 |
| NEO |
- |
| M1 |
17.300 |
| K1 |
10.500 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2018-08-21.0000000 |
| e |
0.49688903 |
| q (au) |
1.654224 |
| a (au) |
3.287990 |
| i (deg) |
15.369108 |
| Ω (om, deg) |
106.080434 |
| ω (w, deg) |
160.917541 |
| M (ma, deg) |
127.046558 |
밝기
산란 + 전체 선형
$$
M_a = (16.897 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
16.897 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.512 |
| 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 |
06:57:05.33 |
+24:48:12.9 |
HIP 33422 |
9.30 |
| 2026-06-01 12:00 |
06:57:32.60 |
+24:48:03.3 |
HIP 33422 |
11.79 |
| 2026-06-02 00:00 |
06:57:59.93 |
+24:47:53.3 |
HIP 33566 |
9.69 |
| 2026-06-02 12:00 |
06:58:27.34 |
+24:47:43.0 |
HIP 33566 |
7.51 |
| 2026-06-03 00:00 |
06:58:54.81 |
+24:47:32.3 |
HIP 33566 |
9.82 |
| 2026-06-03 12:00 |
06:59:22.36 |
+24:47:21.2 |
HIP 33566 |
14.65 |
| 2026-06-04 00:00 |
06:59:49.96 |
+24:47:09.8 |
HIP 33566 |
20.29 |
| 2026-06-04 12:00 |
07:00:17.64 |
+24:46:58.1 |
HIP 33782 |
19.81 |
| 2026-06-05 00:00 |
07:00:45.38 |
+24:46:45.9 |
HIP 33782 |
18.00 |
| 2026-06-05 12:00 |
07:01:13.19 |
+24:46:33.4 |
HIP 33782 |
18.30 |
| 2026-06-06 00:00 |
07:01:41.06 |
+24:46:20.6 |
HIP 33782 |
20.64 |
| 2026-06-06 12:00 |
07:02:09.00 |
+24:46:07.3 |
HIP 33782 |
24.45 |
| 2026-06-07 00:00 |
07:02:37.00 |
+24:45:53.8 |
HIP 34021 |
23.38 |
| 2026-06-07 12:00 |
07:03:05.06 |
+24:45:39.8 |
HIP 34021 |
20.90 |
| 2026-06-08 00:00 |
07:03:33.18 |
+24:45:25.5 |
HIP 34021 |
20.20 |
| 2026-06-08 12:00 |
07:04:01.37 |
+24:45:10.8 |
HIP 34021 |
21.47 |
| 2026-06-09 00:00 |
07:04:29.61 |
+24:44:55.8 |
HIP 34266 |
24.09 |
| 2026-06-09 12:00 |
07:04:57.92 |
+24:44:40.4 |
HIP 34266 |
18.10 |
| 2026-06-10 00:00 |
07:05:26.28 |
+24:44:24.6 |
HIP 34266 |
12.55 |
| 2026-06-10 12:00 |
07:05:54.70 |
+24:44:08.5 |
HIP 34266 |
8.40 |
| 2026-06-11 00:00 |
07:06:23.18 |
+24:43:52.0 |
HIP 34266 |
8.18 |
| 2026-06-11 12:00 |
07:06:51.72 |
+24:43:35.1 |
HIP 34266 |
12.14 |
| 2026-06-12 00:00 |
07:07:20.31 |
+24:43:17.9 |
HIP 34266 |
17.67 |
| 2026-06-12 12:00 |
07:07:48.96 |
+24:43:00.3 |
HIP 34266 |
23.72 |
| 2026-06-13 00:00 |
07:08:17.66 |
+24:42:42.3 |
HIP 34266 |
29.97 |
| 2026-06-13 12:00 |
07:08:46.42 |
+24:42:24.0 |
HIP 34630 |
31.00 |
| 2026-06-14 00:00 |
07:09:15.23 |
+24:42:05.3 |
HIP 34630 |
26.47 |
| 2026-06-14 12:00 |
07:09:44.09 |
+24:41:46.3 |
HIP 34704 |
20.83 |
| 2026-06-15 00:00 |
07:10:13.00 |
+24:41:26.9 |
HIP 34704 |
14.26 |
| 2026-06-15 12:00 |
07:10:41.96 |
+24:41:07.1 |
HIP 34704 |
7.70 |
| 2026-06-16 00:00 |
07:11:10.97 |
+24:40:47.0 |
HIP 34704 |
1.39 |
| 2026-06-16 12:00 |
07:11:40.03 |
+24:40:26.5 |
HIP 34704 |
5.63 |
| 2026-06-17 00:00 |
07:12:09.13 |
+24:40:05.7 |
HIP 34704 |
12.21 |
| 2026-06-17 12:00 |
07:12:38.28 |
+24:39:44.5 |
HIP 34704 |
18.84 |
| 2026-06-18 00:00 |
07:13:07.48 |
+24:39:22.9 |
HIP 34995 |
18.26 |
| 2026-06-18 12:00 |
07:13:36.73 |
+24:39:01.0 |
HIP 34995 |
11.89 |
| 2026-06-19 00:00 |
07:14:06.01 |
+24:38:38.7 |
HIP 34995 |
6.16 |
| 2026-06-19 12:00 |
07:14:35.34 |
+24:38:16.1 |
HIP 34995 |
4.83 |
| 2026-06-20 00:00 |
07:15:04.71 |
+24:37:53.1 |
HIP 34995 |
9.90 |
| 2026-06-20 12:00 |
07:15:34.13 |
+24:37:29.8 |
HIP 34995 |
16.20 |
| 2026-06-21 00:00 |
07:16:03.58 |
+24:37:06.1 |
HIP 35222 |
11.14 |
| 2026-06-21 12:00 |
07:16:33.07 |
+24:36:42.1 |
HIP 35222 |
5.48 |
| 2026-06-22 00:00 |
07:17:02.61 |
+24:36:17.8 |
HIP 35222 |
5.13 |