Asteroids

2025PR help

Last update: 2025-11-24 16:53 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Amor

Perihelion (q)

1.045

Aphelion (Q)

1.238

Eccentricity (e)

0.085

Inclination (i)

6.1

deg

Orbit period (P)

445.6

Earth MOID

0.04212

U parameter

6.0

Next Earth close approach

Date

2036-08-25

Nominal distance (from Earth center)

0.14364

21488433

Maximum Brightness

24.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.1

mag

Diameter

16 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-08-02

Observatory

Pan-STARRS 2, Haleakala

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.141667

1-sigma variation

0.000042

Unit

Eccentricity (e)

Value

0.084725

1-sigma variation

0.000025

Unit

Inclination (i)

Value

6.0570

1-sigma variation

0.0014

Unit

Long. of Ascending Node (Ω)

Value

145.4670

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

210.6635

1-sigma variation

0.0040

Unit

Mean Anomaly (M)

Value

51.17596

1-sigma variation

0.00043

Unit

Perihelion distance

Value

1.044939

1-sigma variation

Unit

Aphelion distance

Value

1.238394

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.234269

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.043359

1-sigma variation

Unit

MOID

Value

0.042120

1-sigma variation

Unit

Orbit Period

Value

445.5612

1-sigma variation

Unit

U parameter

Value

6.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.76252E-9	1.04866E-9	5.93405E-8	1.29120E-8	-1.68431E-7	1.74985E-8
e	1.04866E-9	6.23934E-10	3.53064E-8	7.68278E-9	-1.00204E-7	1.04038E-8
i	5.93405E-8	3.53064E-8	1.99796E-6	4.34771E-7	-5.66993E-6	5.88429E-7
Ω	1.29120E-8	7.68278E-9	4.34771E-7	9.47031E-8	-1.23299E-6	1.27342E-7
ω	-1.68431E-7	-1.00204E-7	-5.66993E-6	-1.23299E-6	1.61136E-5	-1.68788E-6
M	1.74985E-8	1.04038E-8	5.88429E-7	1.27342E-7	-1.68788E-6	1.87486E-7

Date of computation: 2025-11-24 16:53 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

26.057

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

16 - 40*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

142

Unit

Source

[1]

Normalized RMS of residuals

Value

0.613969

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-08-02.401736

Unit

Source

[2]

Last Observation

Value

2025-09-25.31898

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

34 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2025PR from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1953-08-15 09:04	> 1 w	0.1150599	0.0461801	0.1540001
EARTH	1964-08-22 16:11	> 1 d	0.0433142	0.0421604	0.0057343
EARTH	1975-08-24 15:39	475.3	0.0516883	0.0418443	0.0076184
EARTH	1986-08-25 17:52	25.1	0.1912416	0.1453807	0.0153884
EARTH	1986-12-10 16:07	> 1 w	0.1789300	0.1692153	0.0040822
EARTH	2003-06-17 10:21	> 1 w	0.1878118	0.1713421	0.0057064
EARTH	2014-08-22 05:58	338.5	0.0533521	0.0474815	0.0022244
EARTH	2025-08-23 21:43	< 1 min	0.0449659	0.0449339	0.0000107
EARTH	2036-08-25 09:29	4.2	0.1436413	0.1329936	0.0035614
EARTH	2036-11-18 20:34	> 1 w	0.1632113	0.1588593	0.0014744
EARTH	2064-08-14 12:10	1105.0	0.1126116	0.0956222	0.0057796
EARTH	2075-08-23 17:57	130.3	0.0434499	0.0429379	0.0002851
EARTH	2086-08-25 03:51	148.3	0.0712110	0.0549146	0.0059655
EARTH	2097-12-26 16:35	> 1 d	0.1872605	0.1830310	0.0015924
EARTH	2114-07-27 23:18	> 1 d	0.1565627	0.1463326	0.0034547
EARTH	2125-08-24 04:54	13.4	0.0449787	0.0449383	0.0000138

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
336.01824714	229.48137361	0.04212015	MINIMUM
185.64691001	79.07371330	0.25000162	SADDLE
351.12050334	65.91214848	2.03928270	SADDLE
170.22168055	244.99394593	2.24451572	MAXIMUM

Download:

MOID Plots

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