| Parameter |
Value |
| Designation |
P/2023 V6 (PANSTARRS) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2022-12-22T09:30:03.513600Z |
| Orbit solution date (soln_date, UTC) |
2025-01-02T20:12:44Z |
| Obs used |
59 |
| NEO |
- |
| M1 |
9.400 |
| K1 |
13.500 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2023-11-08T13:19:32.390400Z |
| Discovery magnitude (MPC) |
21.17 w |
| Discovery observatory (MPC) |
F51 · Pan-STARRS 1, Haleakala |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2023-12-16.0000000 |
| e |
0.18053868 |
| q (au) |
4.382657 |
| a (au) |
5.348217 |
| i (deg) |
3.974338 |
| Ω (om, deg) |
189.998309 |
| ω (w, deg) |
194.430950 |
| M (ma, deg) |
28.576288 |
Magnitude
Scatter + Global Linear
$$
M_a = (14.312 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
14.312 |
| n |
2.000 |
| gf |
0.999 |
| gb |
-0.936 |
| 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) |
| 2026-05-12 00:00 |
08:55:12.35 |
+14:22:39.1 |
HIP 43833 |
13.47 |
| 2026-05-12 12:00 |
08:55:24.02 |
+14:22:11.3 |
HIP 43833 |
11.91 |
| 2026-05-13 00:00 |
08:55:35.83 |
+14:21:42.9 |
HIP 43833 |
10.88 |
| 2026-05-13 12:00 |
08:55:47.77 |
+14:21:13.8 |
HIP 43833 |
10.57 |
| 2026-05-14 00:00 |
08:55:59.85 |
+14:20:44.0 |
HIP 43833 |
11.06 |
| 2026-05-14 12:00 |
08:56:12.05 |
+14:20:13.6 |
HIP 43833 |
12.28 |
| 2026-05-15 00:00 |
08:56:24.40 |
+14:19:42.4 |
HIP 43833 |
14.07 |
| 2026-05-15 12:00 |
08:56:36.87 |
+14:19:10.6 |
HIP 43833 |
16.25 |
| 2026-05-16 00:00 |
08:56:49.47 |
+14:18:38.1 |
HIP 43833 |
18.71 |
| 2026-05-16 12:00 |
08:57:02.20 |
+14:18:04.9 |
HIP 43833 |
21.36 |
| 2026-05-17 00:00 |
08:57:15.06 |
+14:17:31.0 |
HIP 44082 |
22.39 |
| 2026-05-17 12:00 |
08:57:28.05 |
+14:16:56.4 |
HIP 44082 |
19.19 |
| 2026-05-18 00:00 |
08:57:41.17 |
+14:16:21.2 |
HIP 44082 |
15.96 |
| 2026-05-18 12:00 |
08:57:54.41 |
+14:15:45.3 |
HIP 44082 |
12.70 |
| 2026-05-19 00:00 |
08:58:07.78 |
+14:15:08.8 |
HIP 44082 |
9.41 |
| 2026-05-19 12:00 |
08:58:21.27 |
+14:14:31.5 |
HIP 44082 |
6.08 |
| 2026-05-20 00:00 |
08:58:34.88 |
+14:13:53.7 |
HIP 44082 |
2.74 |
| 2026-05-20 12:00 |
08:58:48.62 |
+14:13:15.1 |
HIP 44082 |
0.79 |
| 2026-05-21 00:00 |
08:59:02.47 |
+14:12:35.9 |
HIP 44082 |
4.12 |
| 2026-05-21 12:00 |
08:59:16.45 |
+14:11:56.0 |
HIP 44082 |
7.56 |
| 2026-05-22 00:00 |
08:59:30.55 |
+14:11:15.5 |
HIP 44082 |
11.04 |
| 2026-05-22 12:00 |
08:59:44.76 |
+14:10:34.3 |
HIP 44082 |
14.55 |
| 2026-05-23 00:00 |
08:59:59.09 |
+14:09:52.5 |
HIP 44082 |
18.10 |
| 2026-05-23 12:00 |
09:00:13.54 |
+14:09:10.0 |
HIP 44200 |
18.52 |
| 2026-05-24 00:00 |
09:00:28.10 |
+14:08:26.8 |
HIP 44200 |
18.18 |
| 2026-05-24 12:00 |
09:00:42.77 |
+14:07:43.1 |
HIP 44200 |
18.55 |
| 2026-05-25 00:00 |
09:00:57.56 |
+14:06:58.7 |
HIP 44200 |
19.61 |
| 2026-05-25 12:00 |
09:01:12.46 |
+14:06:13.6 |
HIP 44200 |
21.26 |
| 2026-05-26 00:00 |
09:01:27.48 |
+14:05:27.9 |
HIP 44200 |
23.40 |
| 2026-05-26 12:00 |
09:01:42.60 |
+14:04:41.6 |
HIP 44446 |
24.13 |
| 2026-05-27 00:00 |
09:01:57.83 |
+14:03:54.6 |
HIP 44446 |
20.85 |
| 2026-05-27 12:00 |
09:02:13.17 |
+14:03:07.1 |
HIP 44446 |
17.73 |
| 2026-05-28 00:00 |
09:02:28.62 |
+14:02:18.9 |
HIP 44446 |
14.93 |
| 2026-05-28 12:00 |
09:02:44.18 |
+14:01:30.0 |
HIP 44446 |
12.67 |
| 2026-05-29 00:00 |
09:02:59.84 |
+14:00:40.6 |
HIP 44446 |
11.30 |
| 2026-05-29 12:00 |
09:03:15.60 |
+13:59:50.5 |
HIP 44446 |
11.20 |
| 2026-05-30 00:00 |
09:03:31.47 |
+13:58:59.8 |
HIP 44446 |
12.41 |
| 2026-05-30 12:00 |
09:03:47.45 |
+13:58:08.5 |
HIP 44446 |
14.64 |
| 2026-05-31 00:00 |
09:04:03.52 |
+13:57:16.5 |
HIP 44446 |
17.52 |
| 2026-05-31 12:00 |
09:04:19.70 |
+13:56:24.0 |
HIP 44446 |
20.80 |
| 2026-06-01 00:00 |
09:04:35.98 |
+13:55:30.8 |
HIP 44604 |
21.50 |
| 2026-06-01 12:00 |
09:04:52.36 |
+13:54:37.1 |
HIP 44604 |
20.89 |
| 2026-06-02 00:00 |
09:05:08.84 |
+13:53:42.7 |
HIP 44604 |
21.07 |