메타데이터
| 항목 |
값 |
| Designation |
C/2010 E3 (WISE) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2010-04-05T12:06:39.401280Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:31:41Z |
| Obs used |
33 |
| NEO |
- |
| M1 |
13.400 |
| K1 |
14.750 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2010-03-07.0000000 |
| e |
0.99221691 |
| q (au) |
2.269055 |
| a (au) |
291.536458 |
| i (deg) |
96.357814 |
| Ω (om, deg) |
117.272465 |
| ω (w, deg) |
50.432753 |
| M (ma, deg) |
359.994158 |
밝기
산란 + 전체 선형
$$
M_a = (13.039 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
13.039 |
| n |
6.000 |
| gf |
0.902 |
| gb |
-0.830 |
| k |
0.998 |
| δ90 |
4.109 |
| 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) |
| 2026-05-12 00:00 |
20:15:15.65 |
-41:32:10.1 |
HIP 99907 |
11.61 |
| 2026-05-12 12:00 |
20:15:14.16 |
-41:32:35.9 |
HIP 99907 |
12.01 |
| 2026-05-13 00:00 |
20:15:12.63 |
-41:33:01.6 |
HIP 99907 |
12.42 |
| 2026-05-13 12:00 |
20:15:11.06 |
-41:33:27.5 |
HIP 99907 |
12.85 |
| 2026-05-14 00:00 |
20:15:09.46 |
-41:33:53.3 |
HIP 99907 |
13.29 |
| 2026-05-14 12:00 |
20:15:07.81 |
-41:34:19.2 |
HIP 99907 |
13.74 |
| 2026-05-15 00:00 |
20:15:06.13 |
-41:34:45.1 |
HIP 99907 |
14.21 |
| 2026-05-15 12:00 |
20:15:04.42 |
-41:35:11.0 |
HIP 99907 |
14.68 |
| 2026-05-16 00:00 |
20:15:02.66 |
-41:35:37.0 |
HIP 99907 |
15.17 |
| 2026-05-16 12:00 |
20:15:00.87 |
-41:36:03.0 |
HIP 99907 |
15.67 |
| 2026-05-17 00:00 |
20:14:59.03 |
-41:36:29.0 |
HIP 99907 |
16.18 |
| 2026-05-17 12:00 |
20:14:57.17 |
-41:36:55.1 |
HIP 99907 |
16.69 |
| 2026-05-18 00:00 |
20:14:55.26 |
-41:37:21.1 |
HIP 99907 |
17.22 |
| 2026-05-18 12:00 |
20:14:53.32 |
-41:37:47.2 |
HIP 99907 |
17.75 |
| 2026-05-19 00:00 |
20:14:51.34 |
-41:38:13.3 |
HIP 99656 |
17.34 |
| 2026-05-19 12:00 |
20:14:49.32 |
-41:38:39.4 |
HIP 99656 |
16.84 |
| 2026-05-20 00:00 |
20:14:47.27 |
-41:39:05.5 |
HIP 99656 |
16.33 |
| 2026-05-20 12:00 |
20:14:45.18 |
-41:39:31.7 |
HIP 99656 |
15.83 |
| 2026-05-21 00:00 |
20:14:43.06 |
-41:39:57.8 |
HIP 99656 |
15.32 |
| 2026-05-21 12:00 |
20:14:40.90 |
-41:40:23.9 |
HIP 99656 |
14.82 |
| 2026-05-22 00:00 |
20:14:38.70 |
-41:40:50.1 |
HIP 99656 |
14.31 |
| 2026-05-22 12:00 |
20:14:36.47 |
-41:41:16.3 |
HIP 99656 |
13.81 |
| 2026-05-23 00:00 |
20:14:34.20 |
-41:41:42.4 |
HIP 99656 |
13.30 |
| 2026-05-23 12:00 |
20:14:31.90 |
-41:42:08.6 |
HIP 99656 |
12.80 |
| 2026-05-24 00:00 |
20:14:29.56 |
-41:42:34.7 |
HIP 99656 |
12.31 |
| 2026-05-24 12:00 |
20:14:27.18 |
-41:43:00.9 |
HIP 99656 |
11.82 |
| 2026-05-25 00:00 |
20:14:24.78 |
-41:43:27.0 |
HIP 99656 |
11.33 |
| 2026-05-25 12:00 |
20:14:22.33 |
-41:43:53.1 |
HIP 99656 |
10.85 |
| 2026-05-26 00:00 |
20:14:19.86 |
-41:44:19.2 |
HIP 99656 |
10.39 |
| 2026-05-26 12:00 |
20:14:17.35 |
-41:44:45.4 |
HIP 99656 |
9.93 |
| 2026-05-27 00:00 |
20:14:14.80 |
-41:45:11.4 |
HIP 99656 |
9.49 |
| 2026-05-27 12:00 |
20:14:12.22 |
-41:45:37.5 |
HIP 99656 |
9.07 |
| 2026-05-28 00:00 |
20:14:09.61 |
-41:46:03.6 |
HIP 99656 |
8.67 |
| 2026-05-28 12:00 |
20:14:06.96 |
-41:46:29.6 |
HIP 99656 |
8.30 |
| 2026-05-29 00:00 |
20:14:04.28 |
-41:46:55.7 |
HIP 99656 |
7.96 |
| 2026-05-29 12:00 |
20:14:01.57 |
-41:47:21.6 |
HIP 99656 |
7.65 |
| 2026-05-30 00:00 |
20:13:58.82 |
-41:47:47.6 |
HIP 99656 |
7.39 |
| 2026-05-30 12:00 |
20:13:56.05 |
-41:48:13.6 |
HIP 99656 |
7.17 |
| 2026-05-31 00:00 |
20:13:53.23 |
-41:48:39.5 |
HIP 99656 |
7.01 |
| 2026-05-31 12:00 |
20:13:50.39 |
-41:49:05.4 |
HIP 99656 |
6.91 |
| 2026-06-01 00:00 |
20:13:47.52 |
-41:49:31.2 |
HIP 99656 |
6.87 |
| 2026-06-01 12:00 |
20:13:44.61 |
-41:49:57.1 |
HIP 99656 |
6.89 |
| 2026-06-02 00:00 |
20:13:41.67 |
-41:50:22.8 |
HIP 99656 |
6.98 |