메타데이터
| 항목 |
값 |
| Designation |
P/2012 K3 (Gibbs) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2012-09-29T12:51:01.056960Z |
| Orbit solution date (soln_date, UTC) |
2026-09-15T13:42:29Z |
| Obs used |
180 |
| NEO |
- |
| M1 |
17.400 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2015-05-16.0000000 |
| e |
0.42459543 |
| q (au) |
2.082073 |
| a (au) |
3.618451 |
| i (deg) |
13.202544 |
| Ω (om, deg) |
125.871785 |
| ω (w, deg) |
172.386930 |
| M (ma, deg) |
137.244884 |
밝기
산란 + 전체 선형
$$
M_a = (17.796 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
17.796 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.741 |
| 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
찾아보기
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-09-20 00:00 |
20:11:54.29 |
-25:53:21.5 |
HIP 99613 |
22.78 |
| 2026-09-20 12:00 |
20:12:17.06 |
-25:54:39.5 |
HIP 99613 |
18.92 |
| 2026-09-21 00:00 |
20:12:40.23 |
-25:55:54.5 |
HIP 99613 |
15.93 |
| 2026-09-21 12:00 |
20:13:03.79 |
-25:57:06.5 |
HIP 99613 |
14.44 |
| 2026-09-22 00:00 |
20:13:27.75 |
-25:58:15.5 |
HIP 99613 |
14.99 |
| 2026-09-22 12:00 |
20:13:52.09 |
-25:59:21.5 |
HIP 99613 |
17.46 |
| 2026-09-23 00:00 |
20:14:16.83 |
-26:00:24.6 |
HIP 99613 |
21.24 |
| 2026-09-23 12:00 |
20:14:41.94 |
-26:01:24.6 |
HIP 99613 |
25.82 |
| 2026-09-24 00:00 |
20:15:07.44 |
-26:02:21.7 |
HIP 99937 |
27.19 |
| 2026-09-24 12:00 |
20:15:33.31 |
-26:03:15.9 |
HIP 99937 |
23.87 |
| 2026-09-25 00:00 |
20:15:59.55 |
-26:04:07.2 |
HIP 99937 |
21.59 |
| 2026-09-25 12:00 |
20:16:26.17 |
-26:04:55.5 |
HIP 100038 |
18.85 |
| 2026-09-26 00:00 |
20:16:53.15 |
-26:05:41.0 |
HIP 100038 |
13.77 |
| 2026-09-26 12:00 |
20:17:20.49 |
-26:06:23.6 |
HIP 100038 |
9.84 |
| 2026-09-27 00:00 |
20:17:48.19 |
-26:07:03.3 |
HIP 100038 |
8.93 |
| 2026-09-27 12:00 |
20:18:16.25 |
-26:07:40.1 |
HIP 100038 |
11.89 |
| 2026-09-28 00:00 |
20:18:44.67 |
-26:08:14.2 |
HIP 100182 |
6.90 |
| 2026-09-28 12:00 |
20:19:13.43 |
-26:08:45.3 |
HIP 100182 |
1.32 |
| 2026-09-29 00:00 |
20:19:42.54 |
-26:09:13.7 |
HIP 100182 |
6.39 |
| 2026-09-29 12:00 |
20:20:12.00 |
-26:09:39.3 |
HIP 100311 |
6.48 |
| 2026-09-30 00:00 |
20:20:41.80 |
-26:10:02.1 |
HIP 100311 |
1.13 |
| 2026-09-30 12:00 |
20:21:11.93 |
-26:10:22.1 |
HIP 100311 |
7.15 |
| 2026-10-01 00:00 |
20:21:42.40 |
-26:10:39.3 |
HIP 100474 |
11.03 |
| 2026-10-01 12:00 |
20:22:13.20 |
-26:10:53.8 |
HIP 100474 |
4.27 |
| 2026-10-02 00:00 |
20:22:44.33 |
-26:11:05.5 |
HIP 100474 |
3.29 |
| 2026-10-02 12:00 |
20:23:15.79 |
-26:11:14.5 |
HIP 100474 |
10.12 |
| 2026-10-03 00:00 |
20:23:47.57 |
-26:11:20.7 |
HIP 100474 |
17.20 |
| 2026-10-03 12:00 |
20:24:19.68 |
-26:11:24.3 |
HIP 100663 |
21.74 |
| 2026-10-04 00:00 |
20:24:52.10 |
-26:11:25.1 |
HIP 100663 |
21.66 |
| 2026-10-04 12:00 |
20:25:24.83 |
-26:11:23.3 |
HIP 100765 |
22.63 |
| 2026-10-05 00:00 |
20:25:57.88 |
-26:11:18.7 |
HIP 100909 |
21.74 |
| 2026-10-05 12:00 |
20:26:31.24 |
-26:11:11.5 |
HIP 100909 |
14.28 |
| 2026-10-06 00:00 |
20:27:04.91 |
-26:11:01.7 |
HIP 100909 |
6.79 |
| 2026-10-06 12:00 |
20:27:38.88 |
-26:10:49.1 |
HIP 100909 |
1.66 |
| 2026-10-07 00:00 |
20:28:13.16 |
-26:10:34.0 |
HIP 101003 |
7.79 |
| 2026-10-07 12:00 |
20:28:47.73 |
-26:10:16.2 |
HIP 101003 |
5.92 |
| 2026-10-08 00:00 |
20:29:22.60 |
-26:09:55.7 |
HIP 101003 |
11.47 |
| 2026-10-08 12:00 |
20:29:57.76 |
-26:09:32.7 |
HIP 101217 |
15.01 |
| 2026-10-09 00:00 |
20:30:33.22 |
-26:09:07.1 |
HIP 101217 |
7.51 |
| 2026-10-09 12:00 |
20:31:08.96 |
-26:08:38.9 |
HIP 101217 |
3.81 |
| 2026-10-10 00:00 |
20:31:44.98 |
-26:08:08.1 |
HIP 101217 |
10.14 |
| 2026-10-10 12:00 |
20:32:21.29 |
-26:07:34.7 |
HIP 101360 |
17.13 |
| 2026-10-11 00:00 |
20:32:57.87 |
-26:06:58.8 |
HIP 101360 |
17.19 |