메타데이터
| 항목 |
값 |
| Designation |
C/2002 B3 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2002-01-16T16:07:23.381760Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:14Z |
| Obs used |
50 |
| NEO |
- |
| M1 |
7.800 |
| K1 |
10.000 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2002-02-11.0000000 |
| e |
1.00544039 |
| q (au) |
6.056174 |
| a (au) |
-1113.188016 |
| i (deg) |
73.690348 |
| Ω (om, deg) |
289.364950 |
| ω (w, deg) |
123.136749 |
| M (ma, deg) |
0.000672 |
밝기
산란 + 전체 선형
$$
M_a = (10.937 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
10.937 |
| n |
2.000 |
| gf |
0.910 |
| gb |
-0.500 |
| k |
1.000 |
| δ90 |
7.444 |
| 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) |
| 2026-07-29 00:00 |
08:20:23.84 |
-54:09:09.7 |
HIP 40757 |
25.61 |
| 2026-07-29 12:00 |
08:20:28.46 |
-54:09:18.2 |
HIP 40757 |
25.77 |
| 2026-07-30 00:00 |
08:20:33.08 |
-54:09:26.9 |
HIP 40757 |
25.95 |
| 2026-07-30 12:00 |
08:20:37.70 |
-54:09:36.0 |
HIP 40757 |
26.14 |
| 2026-07-31 00:00 |
08:20:42.32 |
-54:09:45.4 |
HIP 40757 |
26.34 |
| 2026-07-31 12:00 |
08:20:46.93 |
-54:09:55.1 |
HIP 41077 |
26.19 |
| 2026-08-01 00:00 |
08:20:51.54 |
-54:10:05.1 |
HIP 41077 |
25.61 |
| 2026-08-01 12:00 |
08:20:56.15 |
-54:10:15.5 |
HIP 41077 |
25.03 |
| 2026-08-02 00:00 |
08:21:00.75 |
-54:10:26.1 |
HIP 41077 |
24.46 |
| 2026-08-02 12:00 |
08:21:05.35 |
-54:10:37.1 |
HIP 41077 |
23.88 |
| 2026-08-03 00:00 |
08:21:09.94 |
-54:10:48.4 |
HIP 41077 |
23.31 |
| 2026-08-03 12:00 |
08:21:14.53 |
-54:11:00.0 |
HIP 41077 |
22.74 |
| 2026-08-04 00:00 |
08:21:19.11 |
-54:11:11.9 |
HIP 41077 |
22.18 |
| 2026-08-04 12:00 |
08:21:23.69 |
-54:11:24.1 |
HIP 41077 |
21.62 |
| 2026-08-05 00:00 |
08:21:28.26 |
-54:11:36.7 |
HIP 41077 |
21.06 |
| 2026-08-05 12:00 |
08:21:32.83 |
-54:11:49.5 |
HIP 41077 |
20.51 |
| 2026-08-06 00:00 |
08:21:37.39 |
-54:12:02.7 |
HIP 41077 |
19.96 |
| 2026-08-06 12:00 |
08:21:41.95 |
-54:12:16.1 |
HIP 41077 |
19.42 |
| 2026-08-07 00:00 |
08:21:46.49 |
-54:12:29.9 |
HIP 41077 |
18.89 |
| 2026-08-07 12:00 |
08:21:51.04 |
-54:12:44.0 |
HIP 41077 |
18.36 |
| 2026-08-08 00:00 |
08:21:55.57 |
-54:12:58.4 |
HIP 41077 |
17.84 |
| 2026-08-08 12:00 |
08:22:00.10 |
-54:13:13.2 |
HIP 41077 |
17.33 |
| 2026-08-09 00:00 |
08:22:04.61 |
-54:13:28.2 |
HIP 41077 |
16.83 |
| 2026-08-09 12:00 |
08:22:09.12 |
-54:13:43.5 |
HIP 41077 |
16.34 |
| 2026-08-10 00:00 |
08:22:13.63 |
-54:13:59.2 |
HIP 41077 |
15.87 |
| 2026-08-10 12:00 |
08:22:18.12 |
-54:14:15.1 |
HIP 41077 |
15.40 |
| 2026-08-11 00:00 |
08:22:22.60 |
-54:14:31.4 |
HIP 41077 |
14.95 |
| 2026-08-11 12:00 |
08:22:27.08 |
-54:14:48.0 |
HIP 41077 |
14.52 |
| 2026-08-12 00:00 |
08:22:31.54 |
-54:15:04.9 |
HIP 41077 |
14.10 |
| 2026-08-12 12:00 |
08:22:36.00 |
-54:15:22.0 |
HIP 41077 |
13.71 |
| 2026-08-13 00:00 |
08:22:40.44 |
-54:15:39.5 |
HIP 41077 |
13.33 |
| 2026-08-13 12:00 |
08:22:44.88 |
-54:15:57.3 |
HIP 41077 |
12.98 |
| 2026-08-14 00:00 |
08:22:49.30 |
-54:16:15.4 |
HIP 41077 |
12.65 |
| 2026-08-14 12:00 |
08:22:53.71 |
-54:16:33.8 |
HIP 41077 |
12.35 |
| 2026-08-15 00:00 |
08:22:58.11 |
-54:16:52.5 |
HIP 41077 |
12.08 |
| 2026-08-15 12:00 |
08:23:02.50 |
-54:17:11.5 |
HIP 41077 |
11.84 |
| 2026-08-16 00:00 |
08:23:06.88 |
-54:17:30.8 |
HIP 41077 |
11.64 |
| 2026-08-16 12:00 |
08:23:11.24 |
-54:17:50.3 |
HIP 41077 |
11.46 |
| 2026-08-17 00:00 |
08:23:15.59 |
-54:18:10.2 |
HIP 41077 |
11.33 |
| 2026-08-17 12:00 |
08:23:19.93 |
-54:18:30.4 |
HIP 41077 |
11.24 |
| 2026-08-18 00:00 |
08:23:24.25 |
-54:18:50.9 |
HIP 41077 |
11.18 |
| 2026-08-18 12:00 |
08:23:28.57 |
-54:19:11.6 |
HIP 41077 |
11.17 |
| 2026-08-19 00:00 |
08:23:32.86 |
-54:19:32.7 |
HIP 41077 |
11.19 |