메타데이터
| 항목 |
값 |
| Designation |
C/2022 F1 (ATLAS) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2022-08-05T05:09:46.437120Z |
| Orbit solution date (soln_date, UTC) |
2024-08-11T00:12:15Z |
| Obs used |
133 |
| NEO |
- |
| M1 |
6.600 |
| K1 |
10.500 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2022-03-30T07:09:54.633600Z |
| Discovery magnitude (MPC) |
18.67 o |
| Discovery observatory (MPC) |
W68 · ATLAS Chile, Rio Hurtado |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2023-04-07.0000000 |
| e |
0.99936046 |
| q (au) |
5.974611 |
| a (au) |
9342.022012 |
| i (deg) |
57.973045 |
| Ω (om, deg) |
350.654799 |
| ω (w, deg) |
278.276791 |
| M (ma, deg) |
0.000267 |
밝기
산란 + 전체 선형
$$
M_a = (2.150 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
2.150 |
| n |
6.000 |
| gf |
0.976 |
| gb |
-0.502 |
| k |
1.000 |
| δ90 |
9.948 |
| 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 |
23:46:11.43 |
+01:10:14.1 |
HIP 117195 |
30.68 |
| 2026-06-01 12:00 |
23:46:14.39 |
+01:11:26.6 |
HIP 117195 |
29.65 |
| 2026-06-02 00:00 |
23:46:17.27 |
+01:12:38.7 |
HIP 117195 |
28.66 |
| 2026-06-02 12:00 |
23:46:20.07 |
+01:13:50.4 |
HIP 117195 |
27.71 |
| 2026-06-03 00:00 |
23:46:22.80 |
+01:15:01.7 |
HIP 117195 |
26.79 |
| 2026-06-03 12:00 |
23:46:25.46 |
+01:16:12.5 |
HIP 117195 |
25.91 |
| 2026-06-04 00:00 |
23:46:28.04 |
+01:17:22.9 |
HIP 117195 |
25.08 |
| 2026-06-04 12:00 |
23:46:30.54 |
+01:18:32.9 |
HIP 117195 |
24.29 |
| 2026-06-05 00:00 |
23:46:32.97 |
+01:19:42.5 |
HIP 117195 |
23.54 |
| 2026-06-05 12:00 |
23:46:35.32 |
+01:20:51.6 |
HIP 117195 |
22.84 |
| 2026-06-06 00:00 |
23:46:37.59 |
+01:22:00.3 |
HIP 117195 |
22.19 |
| 2026-06-06 12:00 |
23:46:39.79 |
+01:23:08.6 |
HIP 117195 |
21.58 |
| 2026-06-07 00:00 |
23:46:41.90 |
+01:24:16.4 |
HIP 117195 |
21.03 |
| 2026-06-07 12:00 |
23:46:43.94 |
+01:25:23.8 |
HIP 117195 |
20.54 |
| 2026-06-08 00:00 |
23:46:45.91 |
+01:26:30.8 |
HIP 117195 |
20.09 |
| 2026-06-08 12:00 |
23:46:47.79 |
+01:27:37.3 |
HIP 117195 |
19.71 |
| 2026-06-09 00:00 |
23:46:49.59 |
+01:28:43.4 |
HIP 117195 |
19.37 |
| 2026-06-09 12:00 |
23:46:51.32 |
+01:29:49.1 |
HIP 117195 |
19.10 |
| 2026-06-10 00:00 |
23:46:52.97 |
+01:30:54.2 |
HIP 117195 |
18.88 |
| 2026-06-10 12:00 |
23:46:54.53 |
+01:31:59.0 |
HIP 117195 |
18.71 |
| 2026-06-11 00:00 |
23:46:56.02 |
+01:33:03.3 |
HIP 117195 |
18.60 |
| 2026-06-11 12:00 |
23:46:57.43 |
+01:34:07.1 |
HIP 117195 |
18.54 |
| 2026-06-12 00:00 |
23:46:58.76 |
+01:35:10.5 |
HIP 117195 |
18.54 |
| 2026-06-12 12:00 |
23:47:00.01 |
+01:36:13.4 |
HIP 117195 |
18.58 |
| 2026-06-13 00:00 |
23:47:01.17 |
+01:37:15.9 |
HIP 117195 |
18.66 |
| 2026-06-13 12:00 |
23:47:02.26 |
+01:38:17.9 |
HIP 117195 |
18.79 |
| 2026-06-14 00:00 |
23:47:03.26 |
+01:39:19.4 |
HIP 117195 |
18.96 |
| 2026-06-14 12:00 |
23:47:04.19 |
+01:40:20.5 |
HIP 117195 |
19.16 |
| 2026-06-15 00:00 |
23:47:05.03 |
+01:41:21.1 |
HIP 117195 |
19.40 |
| 2026-06-15 12:00 |
23:47:05.79 |
+01:42:21.3 |
HIP 117195 |
19.67 |
| 2026-06-16 00:00 |
23:47:06.47 |
+01:43:20.9 |
HIP 117195 |
19.96 |
| 2026-06-16 12:00 |
23:47:07.06 |
+01:44:20.1 |
HIP 117195 |
20.28 |
| 2026-06-17 00:00 |
23:47:07.58 |
+01:45:18.9 |
HIP 117195 |
20.62 |
| 2026-06-17 12:00 |
23:47:08.01 |
+01:46:17.1 |
HIP 117195 |
20.98 |
| 2026-06-18 00:00 |
23:47:08.36 |
+01:47:14.9 |
HIP 117195 |
21.36 |
| 2026-06-18 12:00 |
23:47:08.63 |
+01:48:12.2 |
HIP 117195 |
21.75 |
| 2026-06-19 00:00 |
23:47:08.81 |
+01:49:09.0 |
HIP 117195 |
22.15 |
| 2026-06-19 12:00 |
23:47:08.92 |
+01:50:05.4 |
HIP 117195 |
22.57 |
| 2026-06-20 00:00 |
23:47:08.94 |
+01:51:01.3 |
HIP 117195 |
22.99 |
| 2026-06-20 12:00 |
23:47:08.87 |
+01:51:56.7 |
HIP 117195 |
23.42 |
| 2026-06-21 00:00 |
23:47:08.73 |
+01:52:51.6 |
HIP 117195 |
23.86 |
| 2026-06-21 12:00 |
23:47:08.50 |
+01:53:46.1 |
HIP 117195 |
24.30 |
| 2026-06-22 00:00 |
23:47:08.19 |
+01:54:40.0 |
HIP 117195 |
24.74 |