메타데이터
| 항목 |
값 |
| Designation |
C/2000 B2 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
1999-11-10T01:23:20.175360Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:03Z |
| Obs used |
86 |
| NEO |
- |
| M1 |
13.500 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2000-02-10.0000000 |
| e |
0.99949095 |
| q (au) |
3.776151 |
| a (au) |
7417.993350 |
| i (deg) |
93.648730 |
| Ω (om, deg) |
284.990983 |
| ω (w, deg) |
154.593587 |
| M (ma, deg) |
0.000142 |
밝기
산란 + 전체 선형
$$
M_a = (12.297 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
12.297 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.540 |
| 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) |
| 2026-09-20 00:00 |
21:42:11.67 |
-78:09:01.0 |
HIP 107782 |
24.68 |
| 2026-09-20 12:00 |
21:42:01.63 |
-78:08:44.2 |
HIP 107782 |
25.24 |
| 2026-09-21 00:00 |
21:41:51.65 |
-78:08:27.2 |
HIP 107782 |
25.80 |
| 2026-09-21 12:00 |
21:41:41.74 |
-78:08:09.8 |
HIP 107782 |
26.35 |
| 2026-09-22 00:00 |
21:41:31.89 |
-78:07:52.2 |
HIP 107782 |
26.91 |
| 2026-09-22 12:00 |
21:41:22.12 |
-78:07:34.3 |
HIP 107782 |
27.47 |
| 2026-09-23 00:00 |
21:41:12.41 |
-78:07:16.1 |
HIP 107782 |
28.02 |
| 2026-09-23 12:00 |
21:41:02.78 |
-78:06:57.7 |
HIP 107782 |
28.58 |
| 2026-09-24 00:00 |
21:40:53.21 |
-78:06:38.9 |
HIP 107782 |
29.13 |
| 2026-09-24 12:00 |
21:40:43.72 |
-78:06:19.9 |
HIP 107782 |
29.69 |
| 2026-09-25 00:00 |
21:40:34.30 |
-78:06:00.6 |
HIP 107782 |
30.24 |
| 2026-09-25 12:00 |
21:40:24.95 |
-78:05:41.1 |
HIP 107782 |
30.79 |
| 2026-09-26 00:00 |
21:40:15.68 |
-78:05:21.3 |
HIP 107782 |
31.34 |
| 2026-09-26 12:00 |
21:40:06.48 |
-78:05:01.2 |
HIP 107782 |
31.89 |
| 2026-09-27 00:00 |
21:39:57.35 |
-78:04:40.8 |
HIP 107782 |
32.43 |
| 2026-09-27 12:00 |
21:39:48.30 |
-78:04:20.2 |
HIP 107782 |
32.98 |
| 2026-09-28 00:00 |
21:39:39.33 |
-78:03:59.3 |
HIP 107782 |
33.53 |
| 2026-09-28 12:00 |
21:39:30.43 |
-78:03:38.2 |
HIP 106057 |
33.58 |
| 2026-09-29 00:00 |
21:39:21.61 |
-78:03:16.8 |
HIP 106057 |
33.07 |
| 2026-09-29 12:00 |
21:39:12.87 |
-78:02:55.1 |
HIP 106057 |
32.57 |
| 2026-09-30 00:00 |
21:39:04.21 |
-78:02:33.2 |
HIP 106057 |
32.08 |
| 2026-09-30 12:00 |
21:38:55.63 |
-78:02:11.1 |
HIP 106057 |
31.59 |
| 2026-10-01 00:00 |
21:38:47.13 |
-78:01:48.7 |
HIP 106057 |
31.11 |
| 2026-10-01 12:00 |
21:38:38.70 |
-78:01:26.0 |
HIP 106057 |
30.64 |
| 2026-10-02 00:00 |
21:38:30.36 |
-78:01:03.1 |
HIP 106057 |
30.17 |
| 2026-10-02 12:00 |
21:38:22.10 |
-78:00:40.0 |
HIP 106057 |
29.71 |
| 2026-10-03 00:00 |
21:38:13.93 |
-78:00:16.6 |
HIP 106057 |
29.26 |
| 2026-10-03 12:00 |
21:38:05.83 |
-77:59:52.9 |
HIP 106057 |
28.81 |
| 2026-10-04 00:00 |
21:37:57.82 |
-77:59:29.0 |
HIP 106057 |
28.37 |
| 2026-10-04 12:00 |
21:37:49.90 |
-77:59:04.9 |
HIP 106057 |
27.95 |
| 2026-10-05 00:00 |
21:37:42.06 |
-77:58:40.6 |
HIP 106057 |
27.53 |
| 2026-10-05 12:00 |
21:37:34.30 |
-77:58:16.0 |
HIP 106057 |
27.12 |
| 2026-10-06 00:00 |
21:37:26.63 |
-77:57:51.2 |
HIP 106057 |
26.72 |
| 2026-10-06 12:00 |
21:37:19.05 |
-77:57:26.1 |
HIP 106057 |
26.33 |
| 2026-10-07 00:00 |
21:37:11.56 |
-77:57:00.8 |
HIP 106057 |
25.96 |
| 2026-10-07 12:00 |
21:37:04.15 |
-77:56:35.3 |
HIP 106057 |
25.59 |
| 2026-10-08 00:00 |
21:36:56.83 |
-77:56:09.6 |
HIP 106057 |
25.24 |
| 2026-10-08 12:00 |
21:36:49.60 |
-77:55:43.6 |
HIP 106057 |
24.90 |
| 2026-10-09 00:00 |
21:36:42.46 |
-77:55:17.5 |
HIP 106057 |
24.58 |
| 2026-10-09 12:00 |
21:36:35.41 |
-77:54:51.1 |
HIP 106057 |
24.26 |
| 2026-10-10 00:00 |
21:36:28.45 |
-77:54:24.5 |
HIP 106057 |
23.97 |
| 2026-10-10 12:00 |
21:36:21.58 |
-77:53:57.6 |
HIP 106057 |
23.68 |
| 2026-10-11 00:00 |
21:36:14.80 |
-77:53:30.6 |
HIP 106057 |
23.42 |