Asteroids

2025OY10 help

Last update: 2025-08-16 13:22 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.685

Aphelion (Q)

1.185

Eccentricity (e)

0.267

Inclination (i)

4.9

deg

Orbit period (P)

330.1

Earth MOID

0.00063

U parameter

5.5

Next Earth close approach

Date

2033-04-04

Nominal distance (from Earth center)

0.18642

27888368

Maximum Brightness

27.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.9

mag

Diameter

7 - 16*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-07-29

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

0.934816

1-sigma variation

0.000011

Unit

Eccentricity (e)

Value

0.267162

1-sigma variation

0.000132

Unit

Inclination (i)

Value

4.9162

1-sigma variation

0.0030

Unit

Long. of Ascending Node (Ω)

Value

129.4506

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

302.5829

1-sigma variation

0.0041

Unit

Mean Anomaly (M)

Value

27.67854

1-sigma variation

0.01843

Unit

Perihelion distance

Value

0.685069

1-sigma variation

Unit

Aphelion distance

Value

1.184563

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.226678

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.001961

1-sigma variation

Unit

MOID

Value

0.000628

1-sigma variation

Unit

Orbit Period

Value

330.1319

1-sigma variation

Unit

U parameter

Value

5.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.18720E-10	1.32737E-9	3.04379E-8	2.47325E-9	-4.40506E-8	1.86512E-7
e	1.32737E-9	1.74977E-8	3.99599E-7	3.12627E-8	-5.25051E-7	2.43797E-6
i	3.04379E-8	3.99599E-7	9.12826E-6	7.14349E-7	-1.20195E-5	5.56873E-5
Ω	2.47325E-9	3.12627E-8	7.14349E-7	5.65340E-8	-9.61976E-7	4.36467E-6
ω	-4.40506E-8	-5.25051E-7	-1.20195E-5	-9.61976E-7	1.67433E-5	-7.35229E-5
M	1.86512E-7	2.43797E-6	5.56873E-5	4.36467E-6	-7.35229E-5	3.39821E-4

Date of computation: 2025-08-16 13:22 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

27.851

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

7 - 16*

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

[-]

Download this part as:

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.822025

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-07-29.338507

Unit

Source

[2]

Last Observation

Value

2025-07-31.557479

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

18 (3)

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 2025OY10 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1950-03-24 22:17	3.0	0.0692315	0.0690189	0.0000736
EARTH	1951-07-17 06:26	132.1	0.1237098	0.1232896	0.0001401
VENUS	1953-08-20 17:27	575.4	0.0488784	0.0478975	0.0003271
EARTH	1961-05-06 01:14	1119.1	0.1815181	0.1796163	0.0006348
EARTH	1962-07-31 08:29	51.8	0.0698359	0.0653832	0.0014843
EARTH	1971-03-26 06:08	59.6	0.0736529	0.0726639	0.0003582
EARTH	1972-07-09 12:35	386.8	0.1410305	0.1399977	0.0003444
VENUS	1982-01-13 05:20	76.1	0.0464157	0.0463167	0.0000394
EARTH	1982-05-07 13:34	211.3	0.1840596	0.1833853	0.0002248
EARTH	1983-07-31 23:40	2.4	0.0649598	0.0647961	0.0000546
VENUS	1983-09-29 21:41	81.0	0.0299608	0.0298579	0.0000347
EARTH	1992-03-26 09:24	37.0	0.0820689	0.0810367	0.0003521
EARTH	1993-07-05 07:03	271.2	0.1514283	0.1507657	0.0002209
EARTH	2003-05-08 14:21	584.2	0.1833619	0.1823136	0.0003497
EARTH	2004-07-30 20:13	31.1	0.0777879	0.0754614	0.0007755
VENUS	2010-05-06 23:16	111.9	0.0497998	0.0487126	0.0003827
VENUS	2012-01-22 09:04	295.1	0.0392756	0.0382919	0.0003316
EARTH	2013-03-26 19:43	44.5	0.0860888	0.0847864	0.0004431
EARTH	2014-06-30 18:52	299.8	0.1621242	0.1615564	0.0001893
EARTH	2024-02-25 23:25	331.1	0.1723074	0.1709996	0.0004365
EARTH	2024-04-19 17:33	250.6	0.1586087	0.1576095	0.0003332
EARTH	2025-08-01 15:41	< 1 min	0.0061621	0.0061514	0.0000036
EARTH	2033-04-04 02:11	16.2	0.1864222	0.1852651	0.0003859
EARTH	2034-06-21 07:28	420.9	0.1744847	0.1734622	0.0003409
EARTH	2043-04-23 10:41	264.6	0.1549584	0.1545387	0.0001400
EARTH	2044-07-31 02:40	25.2	0.0840338	0.0817536	0.0007601
VENUS	2048-06-20 09:05	135.2	0.0499483	0.0497723	0.0000588
EARTH	2052-03-30 22:45	9.7	0.1026004	0.1022733	0.0001095
EARTH	2053-07-18 02:15	58.0	0.1169811	0.1164796	0.0001672
EARTH	2062-05-25 03:15	455.4	0.1885780	0.1880666	0.0001706
VENUS	2063-09-23 12:42	311.9	0.0367084	0.0354759	0.0004200
EARTH	2071-03-28 20:32	47.7	0.0755278	0.0748583	0.0002815
EARTH	2072-07-30 15:03	167.3	0.0560330	0.0516582	0.0014584
VENUS	2079-02-13 05:47	1003.1	0.0440786	0.0407444	0.0011335
EARTH	2081-05-20 03:02	1029.3	0.1878459	0.1868167	0.0003440
EARTH	2082-07-28 13:20	64.2	0.1744748	0.1704653	0.0013365
EARTH	2090-03-31 08:46	56.0	0.1107199	0.1087371	0.0006671
EARTH	2091-07-10 10:51	193.3	0.1392749	0.1388985	0.0001255
VENUS	2094-08-19 20:15	29.9	0.0453397	0.0448157	0.0001790
EARTH	2100-04-05 04:13	163.3	0.1265645	0.1255821	0.0003281
EARTH	2101-08-02 18:54	7.2	0.0189168	0.0163181	0.0008676
EARTH	2109-04-02 19:52	272.5	0.1233910	0.1092674	0.0049179
VENUS	2110-01-03 19:20	> 1 d	0.0412771	0.0407148	0.0011348
EARTH	2110-07-12 13:35	> 1 d	0.1356737	0.1217413	0.0046579
EARTH	2119-05-27 12:17	> 1 w	0.1883318	0.1855564	0.0010714
VENUS	2125-03-28 13:42	> 1 d	0.0297635	0.0292580	0.0056783

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
251.05157124	208.19506583	0.00062786	MINIMUM
101.28303928	85.71976425	0.07434217	MINIMUM
174.56330279	146.21068875	0.18738654	SADDLE
355.00518891	325.06933396	0.30727211	SADDLE
356.75325214	147.34637148	1.69962616	SADDLE
178.79612407	329.49090598	2.16894787	MAXIMUM

Download:

MOID Plots

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