메타데이터
| 항목 |
값 |
| Designation |
106P/Schuster |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2014-07-20T10:55:26.912640Z |
| Orbit solution date (soln_date, UTC) |
2024-08-26T13:15:29Z |
| Obs used |
745 |
| NEO |
- |
| M1 |
11.100 |
| K1 |
22.750 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2016-04-15.0000000 |
| e |
0.58951152 |
| q (au) |
1.540819 |
| a (au) |
3.753622 |
| i (deg) |
20.196367 |
| Ω (om, deg) |
50.325484 |
| ω (w, deg) |
355.982706 |
| M (ma, deg) |
85.998429 |
밝기
산란 + 전체 선형
$$
M_a = (12.272 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
12.272 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.500 |
| 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
잔차 (구간 선형)
$$\epsilon = a \log_{10} r_{\mathrm{au}} + b$$
| 시작일 (UTC) |
끝 (UTC) |
a |
b |
| 2021-05-06 |
2021-11-02 |
+20.2433 |
-4.423 |
| 2021-11-02 |
2022-03-25 |
+3.8248 |
-0.887 |
log10 r = log10(태양거리/AU), Δ = 지구거리(AU)
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-09-20 00:00 |
15:30:51.69 |
-24:40:04.8 |
HIP 75934 |
22.46 |
| 2026-09-20 12:00 |
15:31:08.42 |
-24:41:06.6 |
HIP 75934 |
24.40 |
| 2026-09-21 00:00 |
15:31:25.27 |
-24:42:08.8 |
HIP 75934 |
26.80 |
| 2026-09-21 12:00 |
15:31:42.26 |
-24:43:11.5 |
HIP 76143 |
24.15 |
| 2026-09-22 00:00 |
15:31:59.37 |
-24:44:14.5 |
HIP 76143 |
21.77 |
| 2026-09-22 12:00 |
15:32:16.60 |
-24:45:18.0 |
HIP 76143 |
19.92 |
| 2026-09-23 00:00 |
15:32:33.96 |
-24:46:21.9 |
HIP 76161 |
18.34 |
| 2026-09-23 12:00 |
15:32:51.45 |
-24:47:26.2 |
HIP 76161 |
15.49 |
| 2026-09-24 00:00 |
15:33:09.06 |
-24:48:30.9 |
HIP 76161 |
13.29 |
| 2026-09-24 12:00 |
15:33:26.80 |
-24:49:36.0 |
HIP 76161 |
12.15 |
| 2026-09-25 00:00 |
15:33:44.66 |
-24:50:41.5 |
HIP 76161 |
12.39 |
| 2026-09-25 12:00 |
15:34:02.64 |
-24:51:47.4 |
HIP 76253 |
9.66 |
| 2026-09-26 00:00 |
15:34:20.74 |
-24:52:53.6 |
HIP 76253 |
6.21 |
| 2026-09-26 12:00 |
15:34:38.96 |
-24:54:00.3 |
HIP 76253 |
4.46 |
| 2026-09-27 00:00 |
15:34:57.30 |
-24:55:07.3 |
HIP 76253 |
6.18 |
| 2026-09-27 12:00 |
15:35:15.76 |
-24:56:14.7 |
HIP 76253 |
9.69 |
| 2026-09-28 00:00 |
15:35:34.34 |
-24:57:22.5 |
HIP 76293 |
10.99 |
| 2026-09-28 12:00 |
15:35:53.04 |
-24:58:30.6 |
HIP 76293 |
13.17 |
| 2026-09-29 00:00 |
15:36:11.85 |
-24:59:39.1 |
HIP 76293 |
16.29 |
| 2026-09-29 12:00 |
15:36:30.79 |
-25:00:47.9 |
HIP 76293 |
19.93 |
| 2026-09-30 00:00 |
15:36:49.83 |
-25:01:57.1 |
HIP 76293 |
23.86 |
| 2026-09-30 12:00 |
15:37:09.00 |
-25:03:06.7 |
HIP 76293 |
27.98 |
| 2026-10-01 00:00 |
15:37:28.27 |
-25:04:16.6 |
HIP 76662 |
25.18 |
| 2026-10-01 12:00 |
15:37:47.67 |
-25:05:26.9 |
HIP 76662 |
20.65 |
| 2026-10-02 00:00 |
15:38:07.17 |
-25:06:37.5 |
HIP 76662 |
16.11 |
| 2026-10-02 12:00 |
15:38:26.79 |
-25:07:48.4 |
HIP 76662 |
11.57 |
| 2026-10-03 00:00 |
15:38:46.52 |
-25:08:59.7 |
HIP 76662 |
7.06 |
| 2026-10-03 12:00 |
15:39:06.36 |
-25:10:11.3 |
HIP 76662 |
2.94 |
| 2026-10-04 00:00 |
15:39:26.32 |
-25:11:23.2 |
HIP 76662 |
3.27 |
| 2026-10-04 12:00 |
15:39:46.38 |
-25:12:35.5 |
HIP 76662 |
7.53 |
| 2026-10-05 00:00 |
15:40:06.56 |
-25:13:48.0 |
HIP 76662 |
12.14 |
| 2026-10-05 12:00 |
15:40:26.84 |
-25:15:00.9 |
HIP 76662 |
16.84 |
| 2026-10-06 00:00 |
15:40:47.23 |
-25:16:14.1 |
HIP 76782 |
19.43 |
| 2026-10-06 12:00 |
15:41:07.73 |
-25:17:27.6 |
HIP 76782 |
19.30 |
| 2026-10-07 00:00 |
15:41:28.34 |
-25:18:41.4 |
HIP 76782 |
20.35 |
| 2026-10-07 12:00 |
15:41:49.05 |
-25:19:55.5 |
HIP 76988 |
19.29 |
| 2026-10-08 00:00 |
15:42:09.87 |
-25:21:09.9 |
HIP 76988 |
14.43 |
| 2026-10-08 12:00 |
15:42:30.79 |
-25:22:24.6 |
HIP 76988 |
9.54 |
| 2026-10-09 00:00 |
15:42:51.82 |
-25:23:39.6 |
HIP 76988 |
4.63 |
| 2026-10-09 12:00 |
15:43:12.95 |
-25:24:54.8 |
HIP 76988 |
0.32 |
| 2026-10-10 00:00 |
15:43:34.19 |
-25:26:10.3 |
HIP 76988 |
5.26 |
| 2026-10-10 12:00 |
15:43:55.52 |
-25:27:26.2 |
HIP 76988 |
10.24 |
| 2026-10-11 00:00 |
15:44:16.96 |
-25:28:42.2 |
HIP 76988 |
15.24 |