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) |
| 2026-06-01 00:00 |
22:16:28.70 |
-77:14:32.3 |
HIP 109848 |
16.48 |
| 2026-06-01 12:00 |
22:16:26.66 |
-77:15:06.2 |
HIP 109848 |
15.91 |
| 2026-06-02 00:00 |
22:16:24.52 |
-77:15:40.1 |
HIP 109848 |
15.34 |
| 2026-06-02 12:00 |
22:16:22.29 |
-77:16:14.1 |
HIP 109848 |
14.76 |
| 2026-06-03 00:00 |
22:16:19.97 |
-77:16:48.0 |
HIP 109848 |
14.19 |
| 2026-06-03 12:00 |
22:16:17.56 |
-77:17:21.9 |
HIP 109848 |
13.61 |
| 2026-06-04 00:00 |
22:16:15.05 |
-77:17:55.8 |
HIP 109848 |
13.03 |
| 2026-06-04 12:00 |
22:16:12.45 |
-77:18:29.6 |
HIP 109848 |
12.45 |
| 2026-06-05 00:00 |
22:16:09.76 |
-77:19:03.5 |
HIP 109848 |
11.87 |
| 2026-06-05 12:00 |
22:16:06.97 |
-77:19:37.4 |
HIP 109848 |
11.29 |
| 2026-06-06 00:00 |
22:16:04.09 |
-77:20:11.2 |
HIP 109848 |
10.71 |
| 2026-06-06 12:00 |
22:16:01.11 |
-77:20:45.0 |
HIP 109848 |
10.13 |
| 2026-06-07 00:00 |
22:15:58.05 |
-77:21:18.8 |
HIP 109848 |
9.54 |
| 2026-06-07 12:00 |
22:15:54.89 |
-77:21:52.6 |
HIP 109848 |
8.95 |
| 2026-06-08 00:00 |
22:15:51.63 |
-77:22:26.3 |
HIP 109848 |
8.37 |
| 2026-06-08 12:00 |
22:15:48.28 |
-77:23:00.0 |
HIP 109848 |
7.78 |
| 2026-06-09 00:00 |
22:15:44.84 |
-77:23:33.7 |
HIP 109848 |
7.19 |
| 2026-06-09 12:00 |
22:15:41.30 |
-77:24:07.3 |
HIP 109848 |
6.60 |
| 2026-06-10 00:00 |
22:15:37.67 |
-77:24:40.9 |
HIP 109848 |
6.00 |
| 2026-06-10 12:00 |
22:15:33.95 |
-77:25:14.5 |
HIP 109848 |
5.41 |
| 2026-06-11 00:00 |
22:15:30.13 |
-77:25:48.0 |
HIP 109848 |
4.82 |
| 2026-06-11 12:00 |
22:15:26.22 |
-77:26:21.4 |
HIP 109848 |
4.22 |
| 2026-06-12 00:00 |
22:15:22.21 |
-77:26:54.8 |
HIP 109848 |
3.62 |
| 2026-06-12 12:00 |
22:15:18.11 |
-77:27:28.2 |
HIP 109848 |
3.03 |
| 2026-06-13 00:00 |
22:15:13.92 |
-77:28:01.5 |
HIP 109848 |
2.43 |
| 2026-06-13 12:00 |
22:15:09.63 |
-77:28:34.7 |
HIP 109848 |
1.83 |
| 2026-06-14 00:00 |
22:15:05.25 |
-77:29:07.9 |
HIP 109848 |
1.24 |
| 2026-06-14 12:00 |
22:15:00.78 |
-77:29:41.0 |
HIP 109848 |
0.65 |
| 2026-06-15 00:00 |
22:14:56.21 |
-77:30:14.0 |
HIP 109848 |
0.21 |
| 2026-06-15 12:00 |
22:14:51.55 |
-77:30:47.0 |
HIP 109848 |
0.62 |
| 2026-06-16 00:00 |
22:14:46.80 |
-77:31:19.9 |
HIP 109848 |
1.21 |
| 2026-06-16 12:00 |
22:14:41.95 |
-77:31:52.7 |
HIP 109848 |
1.81 |
| 2026-06-17 00:00 |
22:14:37.01 |
-77:32:25.4 |
HIP 109848 |
2.41 |
| 2026-06-17 12:00 |
22:14:31.98 |
-77:32:58.1 |
HIP 109848 |
3.02 |
| 2026-06-18 00:00 |
22:14:26.85 |
-77:33:30.6 |
HIP 109848 |
3.62 |
| 2026-06-18 12:00 |
22:14:21.64 |
-77:34:03.1 |
HIP 109848 |
4.23 |
| 2026-06-19 00:00 |
22:14:16.33 |
-77:34:35.5 |
HIP 109848 |
4.84 |
| 2026-06-19 12:00 |
22:14:10.93 |
-77:35:07.8 |
HIP 109848 |
5.45 |
| 2026-06-20 00:00 |
22:14:05.44 |
-77:35:40.0 |
HIP 109848 |
6.06 |
| 2026-06-20 12:00 |
22:13:59.86 |
-77:36:12.0 |
HIP 109848 |
6.67 |
| 2026-06-21 00:00 |
22:13:54.18 |
-77:36:44.0 |
HIP 109848 |
7.28 |
| 2026-06-21 12:00 |
22:13:48.42 |
-77:37:15.9 |
HIP 109848 |
7.90 |
| 2026-06-22 00:00 |
22:13:42.57 |
-77:37:47.6 |
HIP 109848 |
8.51 |