메타데이터
| 항목 |
값 |
| Designation |
506P/WISE-LINEAR |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2023-08-25T06:38:14.740800Z |
| Orbit solution date (soln_date, UTC) |
2025-09-15T15:02:52Z |
| Obs used |
291 |
| NEO |
- |
| M1 |
8.600 |
| K1 |
19.250 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2010-05-20T12:52:33.600000Z |
| Discovery magnitude (MPC) |
- |
| Discovery observatory (MPC) |
C51 · WISE |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2019-09-03.0000000 |
| e |
0.48210120 |
| q (au) |
2.888384 |
| a (au) |
5.577120 |
| i (deg) |
13.650119 |
| Ω (om, deg) |
325.837750 |
| ω (w, deg) |
353.601887 |
| M (ma, deg) |
251.322812 |
밝기
산란 + 전체 선형
$$
M_a = (9.543 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
9.543 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.997 |
| 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) |
| 2026-07-29 00:00 |
06:35:33.79 |
+32:46:58.7 |
HIP 31485 |
12.40 |
| 2026-07-29 12:00 |
06:35:56.70 |
+32:46:48.2 |
HIP 31485 |
12.84 |
| 2026-07-30 00:00 |
06:36:19.56 |
+32:46:37.8 |
HIP 31485 |
14.91 |
| 2026-07-30 12:00 |
06:36:42.35 |
+32:46:27.6 |
HIP 31485 |
18.05 |
| 2026-07-31 00:00 |
06:37:05.08 |
+32:46:17.4 |
HIP 31485 |
21.79 |
| 2026-07-31 12:00 |
06:37:27.74 |
+32:46:07.3 |
HIP 31796 |
23.28 |
| 2026-08-01 00:00 |
06:37:50.35 |
+32:45:57.4 |
HIP 31796 |
20.00 |
| 2026-08-01 12:00 |
06:38:12.88 |
+32:45:47.5 |
HIP 31796 |
17.43 |
| 2026-08-02 00:00 |
06:38:35.35 |
+32:45:37.7 |
HIP 31796 |
15.88 |
| 2026-08-02 12:00 |
06:38:57.75 |
+32:45:28.0 |
HIP 31796 |
15.65 |
| 2026-08-03 00:00 |
06:39:20.09 |
+32:45:18.5 |
HIP 31796 |
16.79 |
| 2026-08-03 12:00 |
06:39:42.36 |
+32:45:09.0 |
HIP 31796 |
19.04 |
| 2026-08-04 00:00 |
06:40:04.56 |
+32:44:59.7 |
HIP 31960 |
18.78 |
| 2026-08-04 12:00 |
06:40:26.69 |
+32:44:50.5 |
HIP 31960 |
17.22 |
| 2026-08-05 00:00 |
06:40:48.75 |
+32:44:41.4 |
HIP 32051 |
14.03 |
| 2026-08-05 12:00 |
06:41:10.74 |
+32:44:32.4 |
HIP 32051 |
10.06 |
| 2026-08-06 00:00 |
06:41:32.66 |
+32:44:23.5 |
HIP 32051 |
6.96 |
| 2026-08-06 12:00 |
06:41:54.51 |
+32:44:14.8 |
HIP 32051 |
6.19 |
| 2026-08-07 00:00 |
06:42:16.28 |
+32:44:06.2 |
HIP 32051 |
8.38 |
| 2026-08-07 12:00 |
06:42:37.98 |
+32:43:57.7 |
HIP 32143 |
10.53 |
| 2026-08-08 00:00 |
06:42:59.61 |
+32:43:49.3 |
HIP 32143 |
10.74 |
| 2026-08-08 12:00 |
06:43:21.16 |
+32:43:41.1 |
HIP 32143 |
12.68 |
| 2026-08-09 00:00 |
06:43:42.64 |
+32:43:33.0 |
HIP 32143 |
15.73 |
| 2026-08-09 12:00 |
06:44:04.03 |
+32:43:25.0 |
HIP 32143 |
19.35 |
| 2026-08-10 00:00 |
06:44:25.35 |
+32:43:17.2 |
HIP 32143 |
23.26 |
| 2026-08-10 12:00 |
06:44:46.59 |
+32:43:09.5 |
HIP 32423 |
19.28 |
| 2026-08-11 00:00 |
06:45:07.76 |
+32:43:02.0 |
HIP 32423 |
15.53 |
| 2026-08-11 12:00 |
06:45:28.84 |
+32:42:54.6 |
HIP 32423 |
12.29 |
| 2026-08-12 00:00 |
06:45:49.84 |
+32:42:47.4 |
HIP 32423 |
10.01 |
| 2026-08-12 12:00 |
06:46:10.75 |
+32:42:40.3 |
HIP 32423 |
9.41 |
| 2026-08-13 00:00 |
06:46:31.59 |
+32:42:33.3 |
HIP 32423 |
10.75 |
| 2026-08-13 12:00 |
06:46:52.34 |
+32:42:26.6 |
HIP 32423 |
13.45 |
| 2026-08-14 00:00 |
06:47:13.00 |
+32:42:19.9 |
HIP 32423 |
16.85 |
| 2026-08-14 12:00 |
06:47:33.58 |
+32:42:13.5 |
HIP 32423 |
20.59 |
| 2026-08-15 00:00 |
06:47:54.08 |
+32:42:07.2 |
HIP 32740 |
23.29 |
| 2026-08-15 12:00 |
06:48:14.48 |
+32:42:01.1 |
HIP 32740 |
19.12 |
| 2026-08-16 00:00 |
06:48:34.80 |
+32:41:55.1 |
HIP 32740 |
15.05 |
| 2026-08-16 12:00 |
06:48:55.03 |
+32:41:49.3 |
HIP 32740 |
11.15 |
| 2026-08-17 00:00 |
06:49:15.17 |
+32:41:43.7 |
HIP 32740 |
7.65 |
| 2026-08-17 12:00 |
06:49:35.22 |
+32:41:38.3 |
HIP 32740 |
5.38 |
| 2026-08-18 00:00 |
06:49:55.18 |
+32:41:33.0 |
HIP 32740 |
5.91 |
| 2026-08-18 12:00 |
06:50:15.05 |
+32:41:27.9 |
HIP 32740 |
8.71 |
| 2026-08-19 00:00 |
06:50:34.83 |
+32:41:23.0 |
HIP 32740 |
12.31 |