메타데이터
| 항목 |
값 |
| Designation |
C/2003 O1 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2004-03-17T04:58:20.317440Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:31Z |
| Obs used |
550 |
| NEO |
- |
| M1 |
10.300 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2004-04-21.0000000 |
| e |
1.00138883 |
| q (au) |
6.847362 |
| a (au) |
-4930.310760 |
| i (deg) |
117.981690 |
| Ω (om, deg) |
347.643999 |
| ω (w, deg) |
81.673493 |
| M (ma, deg) |
0.000099 |
밝기
산란 + 전체 선형
$$
M_a = (8.710 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
8.710 |
| n |
2.000 |
| gf |
0.999 |
| gb |
-0.503 |
| 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 |
09:27:48.76 |
-14:28:25.3 |
HIP 46324 |
15.99 |
| 2026-06-01 12:00 |
09:27:49.55 |
-14:28:11.6 |
HIP 46324 |
16.20 |
| 2026-06-02 00:00 |
09:27:50.37 |
-14:27:58.0 |
HIP 46324 |
16.42 |
| 2026-06-02 12:00 |
09:27:51.22 |
-14:27:44.6 |
HIP 46324 |
16.64 |
| 2026-06-03 00:00 |
09:27:52.08 |
-14:27:31.3 |
HIP 46324 |
16.88 |
| 2026-06-03 12:00 |
09:27:52.97 |
-14:27:18.2 |
HIP 46324 |
17.12 |
| 2026-06-04 00:00 |
09:27:53.88 |
-14:27:05.3 |
HIP 46324 |
17.36 |
| 2026-06-04 12:00 |
09:27:54.81 |
-14:26:52.6 |
HIP 46324 |
17.62 |
| 2026-06-05 00:00 |
09:27:55.77 |
-14:26:40.0 |
HIP 46324 |
17.88 |
| 2026-06-05 12:00 |
09:27:56.74 |
-14:26:27.6 |
HIP 46324 |
18.14 |
| 2026-06-06 00:00 |
09:27:57.74 |
-14:26:15.4 |
HIP 46324 |
18.41 |
| 2026-06-06 12:00 |
09:27:58.77 |
-14:26:03.4 |
HIP 46324 |
18.69 |
| 2026-06-07 00:00 |
09:27:59.81 |
-14:25:51.6 |
HIP 46324 |
18.98 |
| 2026-06-07 12:00 |
09:28:00.87 |
-14:25:39.9 |
HIP 46324 |
19.27 |
| 2026-06-08 00:00 |
09:28:01.96 |
-14:25:28.4 |
HIP 46324 |
19.56 |
| 2026-06-08 12:00 |
09:28:03.07 |
-14:25:17.1 |
HIP 46324 |
19.87 |
| 2026-06-09 00:00 |
09:28:04.20 |
-14:25:06.0 |
HIP 46324 |
20.17 |
| 2026-06-09 12:00 |
09:28:05.35 |
-14:24:55.0 |
HIP 46324 |
20.48 |
| 2026-06-10 00:00 |
09:28:06.52 |
-14:24:44.3 |
HIP 46324 |
20.80 |
| 2026-06-10 12:00 |
09:28:07.71 |
-14:24:33.7 |
HIP 46324 |
21.12 |
| 2026-06-11 00:00 |
09:28:08.93 |
-14:24:23.3 |
HIP 46324 |
21.45 |
| 2026-06-11 12:00 |
09:28:10.16 |
-14:24:13.2 |
HIP 46324 |
21.78 |
| 2026-06-12 00:00 |
09:28:11.42 |
-14:24:03.1 |
HIP 46324 |
22.11 |
| 2026-06-12 12:00 |
09:28:12.70 |
-14:23:53.3 |
HIP 46324 |
22.45 |
| 2026-06-13 00:00 |
09:28:14.00 |
-14:23:43.7 |
HIP 46324 |
22.80 |
| 2026-06-13 12:00 |
09:28:15.31 |
-14:23:34.3 |
HIP 46324 |
23.15 |
| 2026-06-14 00:00 |
09:28:16.65 |
-14:23:25.0 |
HIP 46324 |
23.50 |
| 2026-06-14 12:00 |
09:28:18.01 |
-14:23:16.0 |
HIP 46324 |
23.86 |
| 2026-06-15 00:00 |
09:28:19.39 |
-14:23:07.1 |
HIP 46324 |
24.22 |
| 2026-06-15 12:00 |
09:28:20.79 |
-14:22:58.5 |
HIP 46324 |
24.58 |
| 2026-06-16 00:00 |
09:28:22.21 |
-14:22:50.0 |
HIP 46324 |
24.95 |
| 2026-06-16 12:00 |
09:28:23.65 |
-14:22:41.7 |
HIP 46324 |
25.32 |
| 2026-06-17 00:00 |
09:28:25.11 |
-14:22:33.6 |
HIP 46324 |
25.70 |
| 2026-06-17 12:00 |
09:28:26.59 |
-14:22:25.8 |
HIP 46324 |
26.08 |
| 2026-06-18 00:00 |
09:28:28.08 |
-14:22:18.1 |
HIP 46324 |
26.46 |
| 2026-06-18 12:00 |
09:28:29.60 |
-14:22:10.6 |
HIP 46324 |
26.85 |
| 2026-06-19 00:00 |
09:28:31.13 |
-14:22:03.3 |
HIP 46324 |
27.24 |
| 2026-06-19 12:00 |
09:28:32.69 |
-14:21:56.2 |
HIP 46324 |
27.64 |
| 2026-06-20 00:00 |
09:28:34.26 |
-14:21:49.3 |
HIP 46324 |
28.03 |
| 2026-06-20 12:00 |
09:28:35.85 |
-14:21:42.6 |
HIP 46324 |
28.44 |
| 2026-06-21 00:00 |
09:28:37.46 |
-14:21:36.1 |
HIP 46324 |
28.84 |
| 2026-06-21 12:00 |
09:28:39.09 |
-14:21:29.8 |
HIP 46324 |
29.25 |
| 2026-06-22 00:00 |
09:28:40.73 |
-14:21:23.7 |
HIP 46324 |
29.66 |