메타데이터
| 항목 |
값 |
| Designation |
C/2014 M1 (PANSTARRS) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2015-08-26T12:23:10.953600Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:32:56Z |
| Obs used |
86 |
| NEO |
- |
| M1 |
7.200 |
| K1 |
12.250 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2015-06-02.0000000 |
| e |
1.00235797 |
| q (au) |
5.576695 |
| a (au) |
-2365.040406 |
| i (deg) |
160.176838 |
| Ω (om, deg) |
234.673281 |
| ω (w, deg) |
336.742114 |
| M (ma, deg) |
-0.000733 |
밝기
산란 + 전체 선형
$$
M_a = (9.896 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
9.896 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.854 |
| k |
0.800 |
| δ90 |
9.999 |
| 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 |
09:31:18.64 |
+34:58:22.3 |
HIP 46735 |
8.33 |
| 2026-06-01 12:00 |
09:31:19.77 |
+34:57:53.4 |
HIP 46735 |
8.72 |
| 2026-06-02 00:00 |
09:31:20.93 |
+34:57:24.5 |
HIP 46735 |
9.11 |
| 2026-06-02 12:00 |
09:31:22.14 |
+34:56:55.5 |
HIP 46735 |
9.52 |
| 2026-06-03 00:00 |
09:31:23.40 |
+34:56:26.4 |
HIP 46735 |
9.94 |
| 2026-06-03 12:00 |
09:31:24.70 |
+34:55:57.3 |
HIP 46735 |
10.38 |
| 2026-06-04 00:00 |
09:31:26.04 |
+34:55:28.1 |
HIP 46735 |
10.82 |
| 2026-06-04 12:00 |
09:31:27.42 |
+34:54:58.8 |
HIP 46735 |
11.28 |
| 2026-06-05 00:00 |
09:31:28.85 |
+34:54:29.5 |
HIP 46735 |
11.74 |
| 2026-06-05 12:00 |
09:31:30.32 |
+34:54:00.0 |
HIP 46735 |
12.22 |
| 2026-06-06 00:00 |
09:31:31.84 |
+34:53:30.6 |
HIP 46735 |
12.70 |
| 2026-06-06 12:00 |
09:31:33.39 |
+34:53:01.0 |
HIP 46735 |
13.19 |
| 2026-06-07 00:00 |
09:31:34.99 |
+34:52:31.5 |
HIP 46735 |
13.70 |
| 2026-06-07 12:00 |
09:31:36.63 |
+34:52:01.8 |
HIP 46735 |
14.21 |
| 2026-06-08 00:00 |
09:31:38.32 |
+34:51:32.1 |
HIP 46735 |
14.72 |
| 2026-06-08 12:00 |
09:31:40.04 |
+34:51:02.4 |
HIP 46735 |
15.25 |
| 2026-06-09 00:00 |
09:31:41.81 |
+34:50:32.6 |
HIP 46735 |
15.78 |
| 2026-06-09 12:00 |
09:31:43.62 |
+34:50:02.7 |
HIP 46735 |
16.33 |
| 2026-06-10 00:00 |
09:31:45.47 |
+34:49:32.8 |
HIP 46735 |
16.88 |
| 2026-06-10 12:00 |
09:31:47.35 |
+34:49:02.9 |
HIP 46735 |
17.43 |
| 2026-06-11 00:00 |
09:31:49.28 |
+34:48:32.9 |
HIP 46735 |
18.00 |
| 2026-06-11 12:00 |
09:31:51.26 |
+34:48:02.9 |
HIP 46735 |
18.57 |
| 2026-06-12 00:00 |
09:31:53.27 |
+34:47:32.9 |
HIP 46735 |
19.14 |
| 2026-06-12 12:00 |
09:31:55.32 |
+34:47:02.8 |
HIP 46735 |
19.73 |
| 2026-06-13 00:00 |
09:31:57.41 |
+34:46:32.7 |
HIP 46735 |
20.32 |
| 2026-06-13 12:00 |
09:31:59.54 |
+34:46:02.5 |
HIP 46735 |
20.92 |
| 2026-06-14 00:00 |
09:32:01.71 |
+34:45:32.3 |
HIP 46757 |
21.36 |
| 2026-06-14 12:00 |
09:32:03.91 |
+34:45:02.1 |
HIP 46757 |
20.93 |
| 2026-06-15 00:00 |
09:32:06.16 |
+34:44:31.9 |
HIP 46757 |
20.51 |
| 2026-06-15 12:00 |
09:32:08.45 |
+34:44:01.7 |
HIP 46757 |
20.11 |
| 2026-06-16 00:00 |
09:32:10.77 |
+34:43:31.4 |
HIP 46757 |
19.73 |
| 2026-06-16 12:00 |
09:32:13.13 |
+34:43:01.1 |
HIP 46757 |
19.37 |
| 2026-06-17 00:00 |
09:32:15.53 |
+34:42:30.8 |
HIP 46757 |
19.03 |
| 2026-06-17 12:00 |
09:32:17.96 |
+34:42:00.5 |
HIP 46757 |
18.71 |
| 2026-06-18 00:00 |
09:32:20.44 |
+34:41:30.2 |
HIP 46757 |
18.41 |
| 2026-06-18 12:00 |
09:32:22.95 |
+34:40:59.9 |
HIP 46757 |
18.15 |
| 2026-06-19 00:00 |
09:32:25.49 |
+34:40:29.6 |
HIP 46757 |
17.91 |
| 2026-06-19 12:00 |
09:32:28.07 |
+34:39:59.2 |
HIP 46757 |
17.70 |
| 2026-06-20 00:00 |
09:32:30.69 |
+34:39:28.9 |
HIP 46757 |
17.52 |
| 2026-06-20 12:00 |
09:32:33.34 |
+34:38:58.6 |
HIP 46757 |
17.38 |
| 2026-06-21 00:00 |
09:32:36.03 |
+34:38:28.2 |
HIP 46757 |
17.27 |
| 2026-06-21 12:00 |
09:32:38.75 |
+34:37:57.9 |
HIP 46757 |
17.20 |
| 2026-06-22 00:00 |
09:32:41.51 |
+34:37:27.6 |
HIP 46757 |
17.16 |