| Parameter |
Value |
| Designation |
370P/NEAT |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2002-01-24T08:45:26.599680Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:28:38Z |
| Obs used |
215 |
| NEO |
- |
| M1 |
7.200 |
| K1 |
23.000 |
| PC |
0.030 |
| Discovery observation (MPC, UTC) |
2018-08-10T04:42:15.264000Z |
| Discovery magnitude (MPC) |
18.80 N |
| Discovery observatory (MPC) |
J04 · ESA Optical Ground Station, Tenerife |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2006-10-30.0000000 |
| e |
0.61224889 |
| q (au) |
2.504423 |
| a (au) |
6.458840 |
| i (deg) |
19.365933 |
| Ω (om, deg) |
55.268513 |
| ω (w, deg) |
356.830024 |
| M (ma, deg) |
104.455282 |
Magnitude
Scatter + Global Linear
$$
M_a = (10.271 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
10.271 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-1.000 |
| k |
1.000 |
| δ90 |
10.000 |
| Parameter |
Symbol |
Range |
Description |
| Absolute magnitude at 1 AU from Sun and Earth |
H0 |
-5 to 20 |
Intrinsic brightness of the comet |
| Photometric slope parameter |
n |
2 to 6 |
Rate of brightness change with heliocentric distance |
| Forward scattering asymmetry factor |
gf |
0.8 to 1 |
Degree of forward scattering |
| Backward scattering asymmetry factor |
gb |
-1 to -0.5 |
Degree of backward scattering |
| Partitioning coefficient |
k |
0.8 to 1 |
Ratio between forward/backward scattering contributions |
| Dust-to-gas brightness ratio |
δ90 |
1 to 10 |
Relative contribution of dust scattering to gas emission |
Reference: EPSC-DPS2025-160
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
15:06:59.34 |
-15:47:43.0 |
HIP 74007 |
23.60 |
| 2026-06-01 12:00 |
15:06:49.85 |
-15:47:18.6 |
HIP 74007 |
23.95 |
| 2026-06-02 00:00 |
15:06:40.41 |
-15:46:54.4 |
HIP 74007 |
24.50 |
| 2026-06-02 12:00 |
15:06:31.01 |
-15:46:30.4 |
HIP 74007 |
25.25 |
| 2026-06-03 00:00 |
15:06:21.66 |
-15:46:06.6 |
HIP 74007 |
26.18 |
| 2026-06-03 12:00 |
15:06:12.36 |
-15:45:42.9 |
HIP 74007 |
27.27 |
| 2026-06-04 00:00 |
15:06:03.10 |
-15:45:19.5 |
HIP 74007 |
28.49 |
| 2026-06-04 12:00 |
15:05:53.89 |
-15:44:56.3 |
HIP 73724 |
28.34 |
| 2026-06-05 00:00 |
15:05:44.74 |
-15:44:33.3 |
HIP 73724 |
26.28 |
| 2026-06-05 12:00 |
15:05:35.63 |
-15:44:10.5 |
HIP 73724 |
24.27 |
| 2026-06-06 00:00 |
15:05:26.58 |
-15:43:48.0 |
HIP 73724 |
22.31 |
| 2026-06-06 12:00 |
15:05:17.58 |
-15:43:25.6 |
HIP 73724 |
20.42 |
| 2026-06-07 00:00 |
15:05:08.64 |
-15:43:03.5 |
HIP 73724 |
18.60 |
| 2026-06-07 12:00 |
15:04:59.74 |
-15:42:41.6 |
HIP 73724 |
16.88 |
| 2026-06-08 00:00 |
15:04:50.91 |
-15:42:20.0 |
HIP 73724 |
15.29 |
| 2026-06-08 12:00 |
15:04:42.13 |
-15:41:58.6 |
HIP 73724 |
13.86 |
| 2026-06-09 00:00 |
15:04:33.41 |
-15:41:37.4 |
HIP 73724 |
12.64 |
| 2026-06-09 12:00 |
15:04:24.74 |
-15:41:16.5 |
HIP 73724 |
11.70 |
| 2026-06-10 00:00 |
15:04:16.14 |
-15:40:55.8 |
HIP 73724 |
11.08 |
| 2026-06-10 12:00 |
15:04:07.59 |
-15:40:35.4 |
HIP 73724 |
10.85 |
| 2026-06-11 00:00 |
15:03:59.11 |
-15:40:15.2 |
HIP 73724 |
11.02 |
| 2026-06-11 12:00 |
15:03:50.69 |
-15:39:55.3 |
HIP 73724 |
11.55 |
| 2026-06-12 00:00 |
15:03:42.33 |
-15:39:35.6 |
HIP 73724 |
12.40 |
| 2026-06-12 12:00 |
15:03:34.03 |
-15:39:16.2 |
HIP 73724 |
13.51 |
| 2026-06-13 00:00 |
15:03:25.80 |
-15:38:57.1 |
HIP 73724 |
14.79 |
| 2026-06-13 12:00 |
15:03:17.63 |
-15:38:38.3 |
HIP 73724 |
16.22 |
| 2026-06-14 00:00 |
15:03:09.53 |
-15:38:19.7 |
HIP 73724 |
17.74 |
| 2026-06-14 12:00 |
15:03:01.49 |
-15:38:01.4 |
HIP 73720 |
19.26 |
| 2026-06-15 00:00 |
15:02:53.53 |
-15:37:43.4 |
HIP 73720 |
20.75 |
| 2026-06-15 12:00 |
15:02:45.63 |
-15:37:25.7 |
HIP 73720 |
22.31 |
| 2026-06-16 00:00 |
15:02:37.80 |
-15:37:08.3 |
HIP 73720 |
23.90 |
| 2026-06-16 12:00 |
15:02:30.04 |
-15:36:51.1 |
HIP 73517 |
23.45 |
| 2026-06-17 00:00 |
15:02:22.35 |
-15:36:34.3 |
HIP 73517 |
22.68 |
| 2026-06-17 12:00 |
15:02:14.73 |
-15:36:17.7 |
HIP 73517 |
22.04 |
| 2026-06-18 00:00 |
15:02:07.19 |
-15:36:01.5 |
HIP 73517 |
21.55 |
| 2026-06-18 12:00 |
15:01:59.71 |
-15:35:45.6 |
HIP 73517 |
21.21 |
| 2026-06-19 00:00 |
15:01:52.31 |
-15:35:30.0 |
HIP 73517 |
21.01 |
| 2026-06-19 12:00 |
15:01:44.99 |
-15:35:14.6 |
HIP 73517 |
20.97 |
| 2026-06-20 00:00 |
15:01:37.74 |
-15:34:59.6 |
HIP 73517 |
21.07 |
| 2026-06-20 12:00 |
15:01:30.56 |
-15:34:45.0 |
HIP 73517 |
21.31 |
| 2026-06-21 00:00 |
15:01:23.46 |
-15:34:30.6 |
HIP 73517 |
21.69 |
| 2026-06-21 12:00 |
15:01:16.44 |
-15:34:16.5 |
HIP 73517 |
22.18 |
| 2026-06-22 00:00 |
15:01:09.50 |
-15:34:02.8 |
HIP 73517 |
22.78 |