Asteroids

2000SL10 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.907

Aphelion (Q)

1.836

Eccentricity (e)

0.339

Inclination (i)

1.5

deg

Orbit period (P)

586.8

Earth MOID

0.01075

U parameter

6.1

Next Earth close approach

Date

2029-05-14

Nominal distance (from Earth center)

0.01096

1639040

Maximum Brightness

14.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

110 - 240*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2000-09-23

Observatory

Lincoln Laboratory ETS, New Mexico

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

1.371784

1-sigma variation

0.000032

Unit

Eccentricity (e)

Value

0.338719

1-sigma variation

0.000017

Unit

Inclination (i)

Value

1.4645

1-sigma variation

0.0001

Unit

Long. of Ascending Node (Ω)

Value

208.6765

1-sigma variation

0.0007

Unit

Arg. of Perihelion (ω)

Value

78.6744

1-sigma variation

0.0030

Unit

Mean Anomaly (M)

Value

273.69810

1-sigma variation

0.32395

Unit

Perihelion distance

Value

0.907135

1-sigma variation

Unit

Aphelion distance

Value

1.836433

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.132428

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.306144

1-sigma variation

Unit

MOID

Value

0.010753

1-sigma variation

Unit

Orbit Period

Value

586.8497

1-sigma variation

Unit

U parameter

Value

6.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.02444E-9	5.27518E-10	3.82603E-9	-4.79266E-9	9.41093E-8	-1.03685E-5
e	5.27518E-10	2.77072E-10	1.95213E-9	-2.32309E-9	4.74627E-8	-5.33956E-6
i	3.82603E-9	1.95213E-9	1.55139E-8	-3.97842E-8	3.75613E-7	-3.87222E-5
Ω	-4.79266E-9	-2.32309E-9	-3.97842E-8	4.50633E-7	-8.88432E-7	4.84939E-5
ω	9.41093E-8	4.74627E-8	3.75613E-7	-8.88432E-7	9.25460E-6	-9.52420E-4
M	-1.03685E-5	-5.33956E-6	-3.87222E-5	4.84939E-5	-9.52420E-4	1.04942E-1

Date of computation: 2025-09-10 00:30 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

21.993

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

110 - 240*

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

9062

Unit

Source

[1]

Normalized RMS of residuals

Value

0.626225

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2000-09-23.18801

Unit

Source

[2]

Last Observation

Value

2000-12-01.28906

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

39 (2)

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 2000SL10 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	1968-05-09 13:40	549.1	0.0380127	0.0270345	0.0037196
EARTH	1976-05-20 15:28	> 1 d	0.0396166	0.0272362	0.0041934
EARTH	1984-07-05 03:49	> 1 d	0.1118474	0.1110115	0.0002788
EARTH	1992-08-19 21:36	1351.0	0.0647197	0.0575183	0.0024144
EARTH	2000-09-06 14:07	< 1 min	0.0385304	0.0385172	0.0000044
EARTH	2029-05-14 15:40	> 1 d	0.0109563	0.0109460	0.0003503
EARTH	2037-07-02 05:05	> 1 mo	0.1106634	0.0104731	0.0375572
EARTH	2045-08-27 13:34	> 1 mo	0.0417886	0.0171932	0.4474617
MARS	2049-02-14 13:09	> 1 w	0.0118299	0.0117592	0.0350212
EARTH	2053-09-11 14:24	> 1 mo	0.0840787	0.0164637	0.7790352
EARTH	2082-05-06 19:07	> 1 mo	0.0845361	0.0112722	0.9497366
EARTH	2090-05-21 14:52	> 1 mo	0.0384234	0.0101648	0.2122668
EARTH	2098-07-21 02:29	> 1 mo	0.1086792	0.0167500	0.1532806
EARTH	2106-09-08 01:32	> 1 mo	0.0309301	0.0166560	1.5616179

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
320.86532991	130.73254285	0.01090642	MINIMUM
38.73234266	239.03309454	0.01923096	MINIMUM
359.93006516	185.08099063	0.11143518	SADDLE
179.90252920	4.97563077	0.85342321	SADDLE
359.77228140	4.84942822	1.89097507	SADDLE
179.86855962	184.95053576	2.85250793	MAXIMUM

Download:

MOID Plots

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