Asteroids

2025QL3 help

Last update: 2025-08-23 07:15 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.982

Aphelion (Q)

1.195

Eccentricity (e)

0.098

Inclination (i)

5.7

deg

Orbit period (P)

414.7

Earth MOID

0.01119

U parameter

6.1

Next Earth close approach

Date

2033-04-12

Nominal distance (from Earth center)

0.19747

29541713

Maximum Brightness

26.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.6

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

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

1.088335

1-sigma variation

0.000040

Unit

Eccentricity (e)

Value

0.097940

1-sigma variation

0.000042

Unit

Inclination (i)

Value

5.6540

1-sigma variation

0.0019

Unit

Long. of Ascending Node (Ω)

Value

150.3542

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

120.1498

1-sigma variation

0.0058

Unit

Mean Anomaly (M)

Value

127.85719

1-sigma variation

0.01114

Unit

Perihelion distance

Value

0.981743

1-sigma variation

Unit

Aphelion distance

Value

1.194927

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.144348

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.015312

1-sigma variation

Unit

MOID

Value

0.011190

1-sigma variation

Unit

Orbit Period

Value

414.7081

1-sigma variation

Unit

U parameter

Value

6.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.57913E-9	1.61798E-9	7.47791E-8	-2.05957E-9	1.11969E-7	-4.18634E-7
e	1.61798E-9	1.73928E-9	7.85482E-8	-1.98631E-9	6.94290E-8	-3.96121E-7
i	7.47791E-8	7.85482E-8	3.59392E-6	-9.53196E-8	4.22293E-6	-1.90407E-5
Ω	-2.05957E-9	-1.98631E-9	-9.53196E-8	2.99529E-9	-2.14624E-7	5.95543E-7
ω	1.11969E-7	6.94290E-8	4.22293E-6	-2.14624E-7	3.31283E-5	-4.79328E-5
M	-4.18634E-7	-3.96121E-7	-1.90407E-5	5.95543E-7	-4.79328E-5	1.24203E-4

Date of computation: 2025-08-23 07:15 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

27.555

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

8 - 18*

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

0.76659

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-08-21.232333

Unit

Source

[2]

Last Observation

Value

2025-08-23.268318

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

49 (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 2025QL3 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	1953-03-30 14:37	> 1 w	0.0797047	0.0781000	0.0277193
EARTH	1962-04-06 22:11	945.4	0.1174870	0.0780938	0.1558496
EARTH	1962-11-04 12:22	> 1 mo	0.1979898	0.0631490	0.0643418
EARTH	1981-01-19 03:03	> 1 mo	0.1967705	0.1730420	0.0244974
EARTH	1981-08-28 23:18	> 1 d	0.1607840	0.0061377	0.0939108
EARTH	1990-02-19 07:21	> 1 d	0.1477923	0.1356067	0.0040734
EARTH	1990-08-21 00:58	1394.9	0.0219018	0.0119881	0.0102488
EARTH	2016-04-04 05:59	754.7	0.0823896	0.0820939	0.0002722
EARTH	2025-02-25 22:44	58.5	0.1413867	0.1412440	0.0000476
EARTH	2025-08-19 12:59	< 1 min	0.0130555	0.0130422	0.0000044
EARTH	2033-04-12 10:23	56.0	0.1974742	0.1901532	0.0024529
EARTH	2042-01-28 06:18	> 1 d	0.1983950	0.1942776	0.0014158
EARTH	2042-08-30 06:29	235.3	0.1727433	0.1575637	0.0050600
EARTH	2050-04-10 19:14	891.9	0.0881087	0.0878513	0.0004283
EARTH	2067-03-24 08:45	> 1 d	0.1043445	0.0956881	0.0040177
EARTH	2067-08-01 05:15	> 1 d	0.0718232	0.0461060	0.0086255
EARTH	2084-04-02 20:53	752.0	0.0900557	0.0882517	0.0007153
EARTH	2084-06-15 02:06	> 1 d	0.1002595	0.0972796	0.0010382
EARTH	2101-04-13 15:47	217.1	0.1324057	0.1024861	0.0115378
EARTH	2110-02-18 12:44	> 1 w	0.1611082	0.1467483	0.0054504
EARTH	2110-08-24 21:14	1355.4	0.0604543	0.0194503	0.0139616

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
51.01920167	225.44476945	0.01119043	MINIMUM
293.29635773	96.14520058	0.08688634	MINIMUM
338.27489048	144.73668597	0.10150632	SADDLE
172.74855472	342.96954380	0.23150839	SADDLE
0.55081377	349.75343387	1.96379674	SADDLE
182.42907945	171.65116847	2.21090451	MAXIMUM

Download:

MOID Plots

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