메타데이터
| 항목 |
값 |
| Designation |
C/2001 B1 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2000-09-19T09:58:55.704000Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:08Z |
| Obs used |
167 |
| NEO |
- |
| M1 |
12.500 |
| K1 |
4.750 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2001-07-30.0000000 |
| e |
1.00122950 |
| q (au) |
2.928437 |
| a (au) |
-2381.818640 |
| i (deg) |
104.111145 |
| Ω (om, deg) |
49.841263 |
| ω (w, deg) |
284.848753 |
| M (ma, deg) |
0.002659 |
밝기
산란 + 전체 선형
$$
M_a = (13.343 + 2.688\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
13.343 |
| n |
2.688 |
| gf |
1.000 |
| gb |
-0.669 |
| 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) |
| 2026-09-20 00:00 |
20:52:43.06 |
+62:03:05.5 |
HIP 103096 |
7.61 |
| 2026-09-20 12:00 |
20:52:39.25 |
+62:02:36.2 |
HIP 103096 |
8.27 |
| 2026-09-21 00:00 |
20:52:35.47 |
+62:02:06.7 |
HIP 103096 |
8.93 |
| 2026-09-21 12:00 |
20:52:31.73 |
+62:01:37.0 |
HIP 103096 |
9.58 |
| 2026-09-22 00:00 |
20:52:28.02 |
+62:01:07.0 |
HIP 103096 |
10.24 |
| 2026-09-22 12:00 |
20:52:24.35 |
+62:00:36.9 |
HIP 103096 |
10.90 |
| 2026-09-23 00:00 |
20:52:20.72 |
+62:00:06.5 |
HIP 102988 |
11.46 |
| 2026-09-23 12:00 |
20:52:17.12 |
+61:59:35.9 |
HIP 102988 |
11.87 |
| 2026-09-24 00:00 |
20:52:13.55 |
+61:59:05.2 |
HIP 102988 |
12.31 |
| 2026-09-24 12:00 |
20:52:10.03 |
+61:58:34.2 |
HIP 102988 |
12.77 |
| 2026-09-25 00:00 |
20:52:06.54 |
+61:58:03.1 |
HIP 102988 |
13.25 |
| 2026-09-25 12:00 |
20:52:03.08 |
+61:57:31.8 |
HIP 102988 |
13.75 |
| 2026-09-26 00:00 |
20:51:59.67 |
+61:57:00.2 |
HIP 102988 |
14.27 |
| 2026-09-26 12:00 |
20:51:56.29 |
+61:56:28.5 |
HIP 102988 |
14.80 |
| 2026-09-27 00:00 |
20:51:52.95 |
+61:55:56.6 |
HIP 102988 |
15.34 |
| 2026-09-27 12:00 |
20:51:49.64 |
+61:55:24.5 |
HIP 103128 |
15.87 |
| 2026-09-28 00:00 |
20:51:46.38 |
+61:54:52.3 |
HIP 103128 |
15.90 |
| 2026-09-28 12:00 |
20:51:43.15 |
+61:54:19.8 |
HIP 103128 |
15.96 |
| 2026-09-29 00:00 |
20:51:39.96 |
+61:53:47.2 |
HIP 103128 |
16.03 |
| 2026-09-29 12:00 |
20:51:36.81 |
+61:53:14.4 |
HIP 103128 |
16.13 |
| 2026-09-30 00:00 |
20:51:33.70 |
+61:52:41.4 |
HIP 103128 |
16.26 |
| 2026-09-30 12:00 |
20:51:30.62 |
+61:52:08.3 |
HIP 103128 |
16.40 |
| 2026-10-01 00:00 |
20:51:27.59 |
+61:51:35.0 |
HIP 102879 |
16.16 |
| 2026-10-01 12:00 |
20:51:24.59 |
+61:51:01.5 |
HIP 102879 |
15.51 |
| 2026-10-02 00:00 |
20:51:21.64 |
+61:50:27.9 |
HIP 102879 |
14.86 |
| 2026-10-02 12:00 |
20:51:18.72 |
+61:49:54.1 |
HIP 102879 |
14.21 |
| 2026-10-03 00:00 |
20:51:15.85 |
+61:49:20.2 |
HIP 102879 |
13.56 |
| 2026-10-03 12:00 |
20:51:13.01 |
+61:48:46.1 |
HIP 102879 |
12.92 |
| 2026-10-04 00:00 |
20:51:10.22 |
+61:48:11.8 |
HIP 102879 |
12.27 |
| 2026-10-04 12:00 |
20:51:07.46 |
+61:47:37.4 |
HIP 102879 |
11.62 |
| 2026-10-05 00:00 |
20:51:04.75 |
+61:47:02.9 |
HIP 102879 |
10.98 |
| 2026-10-05 12:00 |
20:51:02.07 |
+61:46:28.2 |
HIP 102879 |
10.33 |
| 2026-10-06 00:00 |
20:50:59.44 |
+61:45:53.4 |
HIP 102879 |
9.69 |
| 2026-10-06 12:00 |
20:50:56.85 |
+61:45:18.4 |
HIP 102879 |
9.04 |
| 2026-10-07 00:00 |
20:50:54.30 |
+61:44:43.3 |
HIP 102879 |
8.40 |
| 2026-10-07 12:00 |
20:50:51.80 |
+61:44:08.0 |
HIP 102879 |
7.76 |
| 2026-10-08 00:00 |
20:50:49.33 |
+61:43:32.7 |
HIP 102879 |
7.12 |
| 2026-10-08 12:00 |
20:50:46.91 |
+61:42:57.2 |
HIP 102879 |
6.49 |
| 2026-10-09 00:00 |
20:50:44.53 |
+61:42:21.5 |
HIP 102879 |
5.86 |
| 2026-10-09 12:00 |
20:50:42.19 |
+61:41:45.8 |
HIP 102879 |
5.23 |
| 2026-10-10 00:00 |
20:50:39.89 |
+61:41:09.9 |
HIP 102879 |
4.61 |
| 2026-10-10 12:00 |
20:50:37.64 |
+61:40:34.0 |
HIP 102879 |
4.00 |
| 2026-10-11 00:00 |
20:50:35.43 |
+61:39:57.9 |
HIP 102879 |
3.40 |