메타데이터
| 항목 |
값 |
| Designation |
C/2004 RG113 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2005-03-03T17:13:10.678080Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:43Z |
| Obs used |
414 |
| NEO |
- |
| M1 |
13.900 |
| K1 |
8.000 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2005-02-11.0000000 |
| e |
0.99722336 |
| q (au) |
1.942358 |
| a (au) |
699.536709 |
| i (deg) |
21.618236 |
| Ω (om, deg) |
8.772958 |
| ω (w, deg) |
125.305509 |
| M (ma, deg) |
359.998896 |
밝기
산란 + 전체 선형
$$
M_a = (9.533 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
9.533 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-1.000 |
| k |
0.999 |
| 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) |
| 2026-07-29 00:00 |
19:41:48.80 |
-43:19:25.5 |
HIP 96832 |
10.14 |
| 2026-07-29 12:00 |
19:41:45.15 |
-43:19:28.0 |
HIP 96832 |
9.48 |
| 2026-07-30 00:00 |
19:41:41.50 |
-43:19:30.4 |
HIP 96832 |
8.83 |
| 2026-07-30 12:00 |
19:41:37.87 |
-43:19:32.7 |
HIP 96832 |
8.18 |
| 2026-07-31 00:00 |
19:41:34.24 |
-43:19:34.8 |
HIP 96832 |
7.53 |
| 2026-07-31 12:00 |
19:41:30.62 |
-43:19:36.8 |
HIP 96832 |
6.89 |
| 2026-08-01 00:00 |
19:41:27.01 |
-43:19:38.5 |
HIP 96832 |
6.26 |
| 2026-08-01 12:00 |
19:41:23.40 |
-43:19:40.2 |
HIP 96832 |
5.63 |
| 2026-08-02 00:00 |
19:41:19.81 |
-43:19:41.7 |
HIP 96832 |
5.01 |
| 2026-08-02 12:00 |
19:41:16.23 |
-43:19:43.0 |
HIP 96832 |
4.41 |
| 2026-08-03 00:00 |
19:41:12.65 |
-43:19:44.2 |
HIP 96832 |
3.82 |
| 2026-08-03 12:00 |
19:41:09.09 |
-43:19:45.2 |
HIP 96832 |
3.26 |
| 2026-08-04 00:00 |
19:41:05.54 |
-43:19:46.0 |
HIP 96832 |
2.74 |
| 2026-08-04 12:00 |
19:41:02.00 |
-43:19:46.7 |
HIP 96832 |
2.30 |
| 2026-08-05 00:00 |
19:40:58.47 |
-43:19:47.3 |
HIP 96832 |
1.97 |
| 2026-08-05 12:00 |
19:40:54.95 |
-43:19:47.7 |
HIP 96832 |
1.82 |
| 2026-08-06 00:00 |
19:40:51.44 |
-43:19:47.9 |
HIP 96832 |
1.89 |
| 2026-08-06 12:00 |
19:40:47.95 |
-43:19:48.0 |
HIP 96832 |
2.15 |
| 2026-08-07 00:00 |
19:40:44.47 |
-43:19:47.9 |
HIP 96832 |
2.55 |
| 2026-08-07 12:00 |
19:40:41.00 |
-43:19:47.7 |
HIP 96832 |
3.03 |
| 2026-08-08 00:00 |
19:40:37.54 |
-43:19:47.3 |
HIP 96832 |
3.56 |
| 2026-08-08 12:00 |
19:40:34.10 |
-43:19:46.8 |
HIP 96832 |
4.11 |
| 2026-08-09 00:00 |
19:40:30.66 |
-43:19:46.1 |
HIP 96832 |
4.68 |
| 2026-08-09 12:00 |
19:40:27.25 |
-43:19:45.2 |
HIP 96832 |
5.26 |
| 2026-08-10 00:00 |
19:40:23.85 |
-43:19:44.2 |
HIP 96832 |
5.85 |
| 2026-08-10 12:00 |
19:40:20.46 |
-43:19:43.0 |
HIP 96832 |
6.44 |
| 2026-08-11 00:00 |
19:40:17.08 |
-43:19:41.7 |
HIP 96832 |
7.04 |
| 2026-08-11 12:00 |
19:40:13.73 |
-43:19:40.2 |
HIP 96832 |
7.64 |
| 2026-08-12 00:00 |
19:40:10.38 |
-43:19:38.6 |
HIP 96832 |
8.23 |
| 2026-08-12 12:00 |
19:40:07.06 |
-43:19:36.8 |
HIP 96832 |
8.83 |
| 2026-08-13 00:00 |
19:40:03.74 |
-43:19:34.8 |
HIP 96832 |
9.42 |
| 2026-08-13 12:00 |
19:40:00.45 |
-43:19:32.7 |
HIP 96832 |
10.01 |
| 2026-08-14 00:00 |
19:39:57.17 |
-43:19:30.5 |
HIP 96832 |
10.61 |
| 2026-08-14 12:00 |
19:39:53.91 |
-43:19:28.1 |
HIP 96832 |
11.20 |
| 2026-08-15 00:00 |
19:39:50.66 |
-43:19:25.5 |
HIP 96832 |
11.78 |
| 2026-08-15 12:00 |
19:39:47.43 |
-43:19:22.8 |
HIP 96832 |
12.37 |
| 2026-08-16 00:00 |
19:39:44.22 |
-43:19:19.9 |
HIP 96832 |
12.95 |
| 2026-08-16 12:00 |
19:39:41.03 |
-43:19:16.9 |
HIP 96832 |
13.53 |
| 2026-08-17 00:00 |
19:39:37.86 |
-43:19:13.7 |
HIP 96832 |
14.11 |
| 2026-08-17 12:00 |
19:39:34.70 |
-43:19:10.3 |
HIP 96832 |
14.68 |
| 2026-08-18 00:00 |
19:39:31.56 |
-43:19:06.9 |
HIP 96832 |
15.26 |
| 2026-08-18 12:00 |
19:39:28.44 |
-43:19:03.2 |
HIP 96832 |
15.83 |
| 2026-08-19 00:00 |
19:39:25.34 |
-43:18:59.4 |
HIP 96832 |
16.39 |