C/2024 E1 (Wierzchos)
메타데이터
| 항목 | 값 |
|---|---|
| Designation | C/2024 E1 (Wierzchos) |
| Type | C |
| Perihelion (tp_cal, UTC) | 2026-01-20T18:18:57.291840Z |
| Orbit solution date (soln_date, UTC) | 2026-05-06T05:40:29Z |
| Obs used | 2230 |
| NEO | - |
| M1 | 11.700 |
| K1 | 4.500 |
| PC | - |
| Discovery observation (MPC, UTC) | 2024-03-03T10:42:00.662400Z |
| Discovery magnitude (MPC) | 20.48 G |
| Discovery observatory (MPC) | G96 · University of Arizona Mt. Lemmon Survey |
Osculating 궤도요소
| 항목 | 값 |
|---|---|
| Epoch (epoch_cal, TDB) | 2025-05-23.0000000 |
| e | 1.00005834 |
| q (au) | 0.565948 |
| a (au) | -9700.054307 |
| i (deg) | 75.238589 |
| Ω (om, deg) | 108.082332 |
| ω (w, deg) | 243.634641 |
| M (ma, deg) | -0.000250 |
밝기
산란 + 전체 선형
$$ M_a = (9.739 + 3.813\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta $$ $$ \theta = 180^\circ - \alpha $$ $$ \Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b) $$ $$ \Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1 $$
모델 상수
| 항목 | 값 |
|---|---|
| H0 | 9.739 |
| n | 3.813 |
| gf | 1.000 |
| gb | -0.820 |
| k | 0.957 |
| 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
잔차 (구간 선형)
$$\epsilon = a \log_{10} r_{\mathrm{au}} + b$$
| 시작일 (UTC) | 끝 (UTC) | a | b |
|---|---|---|---|
| 2024-02-15 | 2025-09-04 | +0.0413 | -0.110 |
| 2025-09-04 | 2025-11-07 | -3.1671 | +1.308 |
| 2025-11-07 | 2026-01-04 | +2.3715 | +0.343 |
| 2026-01-23 | 2026-02-28 | +4.6546 | -0.422 |
| 2026-02-28 | 2026-04-05 | +15.6796 | -0.818 |
| 2026-04-05 | 2026-04-28 | +5.9002 | +0.339 |
log10 r = log10(태양거리/AU), Δ = 지구거리(AU)
찾아보기
천체력
| Date/Time (UTC) | RA (J2000) | Dec (J2000) | Nearest HIP | Dist from HIP (arcmin) |
|---|---|---|---|---|
| 2026-06-01 00:00 | 06:36:09.20 | +27:07:57.0 | HIP 31568 | 9.55 |
| 2026-06-01 12:00 | 06:36:56.26 | +27:11:05.1 | HIP 31568 | 8.73 |
| 2026-06-02 00:00 | 06:37:43.22 | +27:14:11.2 | HIP 31568 | 17.29 |
| 2026-06-02 12:00 | 06:38:30.07 | +27:17:15.3 | HIP 31759 | 22.96 |
| 2026-06-03 00:00 | 06:39:16.81 | +27:20:17.4 | HIP 31759 | 27.54 |
| 2026-06-03 12:00 | 06:40:03.45 | +27:23:17.6 | HIP 32044 | 28.73 |
| 2026-06-04 00:00 | 06:40:49.97 | +27:26:15.8 | HIP 32044 | 24.38 |
| 2026-06-04 12:00 | 06:41:36.39 | +27:29:12.1 | HIP 32044 | 24.35 |
| 2026-06-05 00:00 | 06:42:22.70 | +27:32:06.5 | HIP 32209 | 21.69 |
| 2026-06-05 12:00 | 06:43:08.91 | +27:34:59.1 | HIP 32265 | 15.31 |
| 2026-06-06 00:00 | 06:43:55.01 | +27:37:49.8 | HIP 32265 | 9.79 |
| 2026-06-06 12:00 | 06:44:41.01 | +27:40:38.7 | HIP 32389 | 11.98 |
| 2026-06-07 00:00 | 06:45:26.90 | +27:43:25.9 | HIP 32389 | 3.54 |
| 2026-06-07 12:00 | 06:46:12.70 | +27:46:11.3 | HIP 32448 | 3.28 |
| 2026-06-08 00:00 | 06:46:58.39 | +27:48:55.0 | HIP 32448 | 8.37 |
| 2026-06-08 12:00 | 06:47:43.98 | +27:51:36.9 | HIP 32448 | 18.64 |
| 2026-06-09 00:00 | 06:48:29.47 | +27:54:17.2 | HIP 32694 | 10.26 |
| 2026-06-09 12:00 | 06:49:14.85 | +27:56:55.8 | HIP 32694 | 3.60 |
| 2026-06-10 00:00 | 06:50:00.14 | +27:59:32.8 | HIP 32694 | 11.62 |
| 2026-06-10 12:00 | 06:50:45.33 | +28:02:08.1 | HIP 32694 | 21.66 |
| 2026-06-11 00:00 | 06:51:30.42 | +28:04:41.9 | HIP 32737 | 28.02 |
| 2026-06-11 12:00 | 06:52:15.41 | +28:07:14.1 | HIP 33129 | 27.34 |
| 2026-06-12 00:00 | 06:53:00.30 | +28:09:44.8 | HIP 33129 | 18.24 |
| 2026-06-12 12:00 | 06:53:45.10 | +28:12:13.9 | HIP 33129 | 11.25 |
| 2026-06-13 00:00 | 06:54:29.79 | +28:14:41.5 | HIP 33129 | 11.30 |
| 2026-06-13 12:00 | 06:55:14.39 | +28:17:07.7 | HIP 33364 | 16.72 |
| 2026-06-14 00:00 | 06:55:58.89 | +28:19:32.3 | HIP 33364 | 7.52 |
| 2026-06-14 12:00 | 06:56:43.30 | +28:21:55.6 | HIP 33364 | 6.07 |
| 2026-06-15 00:00 | 06:57:27.60 | +28:24:17.4 | HIP 33364 | 14.78 |
| 2026-06-15 12:00 | 06:58:11.81 | +28:26:37.8 | HIP 33662 | 20.98 |
| 2026-06-16 00:00 | 06:58:55.92 | +28:28:56.9 | HIP 33662 | 15.25 |
| 2026-06-16 12:00 | 06:59:39.94 | +28:31:14.6 | HIP 33662 | 14.94 |
| 2026-06-17 00:00 | 07:00:23.86 | +28:33:30.9 | HIP 33662 | 20.27 |
| 2026-06-17 12:00 | 07:01:07.68 | +28:35:46.0 | HIP 33923 | 24.98 |
| 2026-06-18 00:00 | 07:01:51.40 | +28:37:59.7 | HIP 33923 | 18.10 |
| 2026-06-18 12:00 | 07:02:35.03 | +28:40:12.2 | HIP 33923 | 15.02 |
| 2026-06-19 00:00 | 07:03:18.55 | +28:42:23.4 | HIP 33923 | 17.77 |
| 2026-06-19 12:00 | 07:04:01.99 | +28:44:33.4 | HIP 33923 | 24.43 |
| 2026-06-20 00:00 | 07:04:45.32 | +28:46:42.1 | HIP 33923 | 32.66 |
| 2026-06-20 12:00 | 07:05:28.56 | +28:48:49.7 | HIP 34264 | 38.45 |
| 2026-06-21 00:00 | 07:06:11.70 | +28:50:56.1 | HIP 34304 | 38.74 |
| 2026-06-21 12:00 | 07:06:54.74 | +28:53:01.3 | HIP 34515 | 29.21 |
| 2026-06-22 00:00 | 07:07:37.69 | +28:55:05.4 | HIP 34515 | 19.63 |