메타데이터
| 항목 |
값 |
| Designation |
C/2014 G3 (PANSTARRS) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2015-02-02T13:50:16.434240Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:32:52Z |
| Obs used |
270 |
| NEO |
- |
| M1 |
6.900 |
| K1 |
12.750 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2014-09-25.0000000 |
| e |
0.91564120 |
| q (au) |
4.697983 |
| a (au) |
55.690492 |
| i (deg) |
155.824547 |
| Ω (om, deg) |
4.542217 |
| ω (w, deg) |
147.803219 |
| M (ma, deg) |
359.690331 |
밝기
산란 + 전체 선형
$$
M_a = (4.926 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
4.926 |
| n |
6.000 |
| gf |
0.941 |
| gb |
-0.837 |
| k |
0.999 |
| δ90 |
9.845 |
| 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) |
| 2026-05-12 00:00 |
05:33:25.81 |
+00:33:08.2 |
HIP 26048 |
4.15 |
| 2026-05-12 12:00 |
05:33:29.32 |
+00:33:26.9 |
HIP 26048 |
3.92 |
| 2026-05-13 00:00 |
05:33:32.85 |
+00:33:45.3 |
HIP 26048 |
3.91 |
| 2026-05-13 12:00 |
05:33:36.40 |
+00:34:03.6 |
HIP 26048 |
4.13 |
| 2026-05-14 00:00 |
05:33:39.97 |
+00:34:21.6 |
HIP 26048 |
4.54 |
| 2026-05-14 12:00 |
05:33:43.56 |
+00:34:39.5 |
HIP 26048 |
5.10 |
| 2026-05-15 00:00 |
05:33:47.18 |
+00:34:57.1 |
HIP 26048 |
5.77 |
| 2026-05-15 12:00 |
05:33:50.81 |
+00:35:14.5 |
HIP 26048 |
6.51 |
| 2026-05-16 00:00 |
05:33:54.46 |
+00:35:31.7 |
HIP 26048 |
7.31 |
| 2026-05-16 12:00 |
05:33:58.13 |
+00:35:48.7 |
HIP 26048 |
8.15 |
| 2026-05-17 00:00 |
05:34:01.82 |
+00:36:05.5 |
HIP 26048 |
9.02 |
| 2026-05-17 12:00 |
05:34:05.52 |
+00:36:22.1 |
HIP 26048 |
9.91 |
| 2026-05-18 00:00 |
05:34:09.25 |
+00:36:38.5 |
HIP 26048 |
10.82 |
| 2026-05-18 12:00 |
05:34:12.99 |
+00:36:54.6 |
HIP 26048 |
11.74 |
| 2026-05-19 00:00 |
05:34:16.75 |
+00:37:10.5 |
HIP 26048 |
12.67 |
| 2026-05-19 12:00 |
05:34:20.52 |
+00:37:26.3 |
HIP 26048 |
13.62 |
| 2026-05-20 00:00 |
05:34:24.32 |
+00:37:41.8 |
HIP 26048 |
14.57 |
| 2026-05-20 12:00 |
05:34:28.13 |
+00:37:57.0 |
HIP 26048 |
15.53 |
| 2026-05-21 00:00 |
05:34:31.95 |
+00:38:12.1 |
HIP 26048 |
16.50 |
| 2026-05-21 12:00 |
05:34:35.79 |
+00:38:27.0 |
HIP 26254 |
16.16 |
| 2026-05-22 00:00 |
05:34:39.65 |
+00:38:41.6 |
HIP 26254 |
15.49 |
| 2026-05-22 12:00 |
05:34:43.52 |
+00:38:56.0 |
HIP 26254 |
14.86 |
| 2026-05-23 00:00 |
05:34:47.40 |
+00:39:10.2 |
HIP 26254 |
14.27 |
| 2026-05-23 12:00 |
05:34:51.30 |
+00:39:24.2 |
HIP 26254 |
13.71 |
| 2026-05-24 00:00 |
05:34:55.22 |
+00:39:37.9 |
HIP 26276 |
12.95 |
| 2026-05-24 12:00 |
05:34:59.15 |
+00:39:51.4 |
HIP 26276 |
11.95 |
| 2026-05-25 00:00 |
05:35:03.09 |
+00:40:04.8 |
HIP 26276 |
10.95 |
| 2026-05-25 12:00 |
05:35:07.04 |
+00:40:17.8 |
HIP 26276 |
9.95 |
| 2026-05-26 00:00 |
05:35:11.01 |
+00:40:30.7 |
HIP 26276 |
8.95 |
| 2026-05-26 12:00 |
05:35:14.99 |
+00:40:43.3 |
HIP 26276 |
7.95 |
| 2026-05-27 00:00 |
05:35:18.98 |
+00:40:55.7 |
HIP 26276 |
6.96 |
| 2026-05-27 12:00 |
05:35:22.98 |
+00:41:07.9 |
HIP 26276 |
5.98 |
| 2026-05-28 00:00 |
05:35:27.00 |
+00:41:19.9 |
HIP 26276 |
5.01 |
| 2026-05-28 12:00 |
05:35:31.02 |
+00:41:31.6 |
HIP 26276 |
4.07 |
| 2026-05-29 00:00 |
05:35:35.06 |
+00:41:43.1 |
HIP 26276 |
3.19 |
| 2026-05-29 12:00 |
05:35:39.11 |
+00:41:54.4 |
HIP 26276 |
2.42 |
| 2026-05-30 00:00 |
05:35:43.17 |
+00:42:05.5 |
HIP 26276 |
1.92 |
| 2026-05-30 12:00 |
05:35:47.23 |
+00:42:16.3 |
HIP 26276 |
1.92 |
| 2026-05-31 00:00 |
05:35:51.31 |
+00:42:26.9 |
HIP 26276 |
2.41 |
| 2026-05-31 12:00 |
05:35:55.40 |
+00:42:37.3 |
HIP 26276 |
3.18 |
| 2026-06-01 00:00 |
05:35:59.50 |
+00:42:47.5 |
HIP 26276 |
4.07 |
| 2026-06-01 12:00 |
05:36:03.60 |
+00:42:57.4 |
HIP 26276 |
5.02 |
| 2026-06-02 00:00 |
05:36:07.72 |
+00:43:07.1 |
HIP 26276 |
6.00 |