Asteroids

2012UX68 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.782

Aphelion (Q)

1.395

Eccentricity (e)

0.282

Inclination (i)

4.0

deg

Orbit period (P)

414.9

Earth MOID

0.00636

U parameter

0.7

Next Earth close approach

Date

2037-12-16

Nominal distance (from Earth center)

0.14543

21755277

Maximum Brightness

24.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.1

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2012-10-20

Observatory

Pan-STARRS 1, 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

1.088585

1-sigma variation

1.294E-8

Unit

Eccentricity (e)

Value

0.281519

1-sigma variation

5.964E-8

Unit

Inclination (i)

Value

4.0449

1-sigma variation

6.766E-6

Unit

Long. of Ascending Node (Ω)

Value

50.1589

1-sigma variation

1.628E-5

Unit

Arg. of Perihelion (ω)

Value

93.1451

1-sigma variation

1.785E-5

Unit

Mean Anomaly (M)

Value

94.97148

1-sigma variation

0.00002

Unit

Perihelion distance

Value

0.782128

1-sigma variation

Unit

Aphelion distance

Value

1.395043

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.028405

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.024634

1-sigma variation

Unit

MOID

Value

0.006361

1-sigma variation

Unit

Orbit Period

Value

414.8510

1-sigma variation

Unit

U parameter

Value

0.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.67446E-16	2.66354E-16	6.39159E-15	-1.48348E-13	1.36694E-13	-2.71589E-13
e	2.66354E-16	3.55745E-15	-4.90710E-14	-2.67496E-14	-3.34034E-13	-4.43390E-13
i	6.39159E-15	-4.90710E-14	4.57828E-11	2.23004E-11	-1.80391E-11	-8.17779E-12
Ω	-1.48348E-13	-2.67496E-14	2.23004E-11	2.64915E-10	-2.71205E-10	2.29786E-10
ω	1.36694E-13	-3.34034E-13	-1.80391E-11	-2.71205E-10	3.18528E-10	-2.12433E-10
M	-2.71589E-13	-4.43390E-13	-8.17779E-12	2.29786E-10	-2.12433E-10	4.43515E-10

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

24.074

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

40 - 90*

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

3499

Unit

Source

[1]

Unobserved

Value

1220

Unit

Source

[1]

Normalized RMS of residuals

Value

0.591513

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2012-10-20.419414

Unit

Source

[2]

Last Observation

Value

2022-05-20.58534

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

60 (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 2012UX68 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	1954-12-28 05:20	11.0	0.1634184	0.1633947	0.0000079
EARTH	1962-11-12 07:29	3.1	0.1412636	0.1411226	0.0000470
EARTH	1964-05-11 03:29	6.6	0.0640791	0.0639349	0.0000481
EARTH	1979-11-19 21:54	< 1 min	0.0097434	0.0097414	0.0000007
EARTH	1981-05-21 08:11	< 1 min	0.1024260	0.1024241	0.0000006
EARTH	1987-11-12 13:32	< 1 min	0.1426177	0.1426158	0.0000006
EARTH	1989-05-12 18:27	< 1 min	0.0415091	0.0415057	0.0000012
EARTH	1997-03-13 00:23	< 1 min	0.1990210	0.1990204	0.0000002
EARTH	2012-11-21 20:50	< 1 min	0.0497165	0.0497163	0.0000001
EARTH	2014-05-23 15:04	< 1 min	0.1448060	0.1448052	0.0000003
EARTH	2020-11-13 17:50	< 1 s	0.1002462	0.1002456	0.0000002
EARTH	2022-05-15 18:20	< 1 s	0.0062899	0.0062898	0.0000000
EARTH	2037-12-16 23:25	1.2	0.1454250	0.1454211	0.0000013
EARTH	2045-11-12 13:54	< 1 min	0.1153415	0.1153326	0.0000030
EARTH	2047-05-13 06:28	< 1 min	0.0432527	0.0432443	0.0000028
EARTH	2062-11-22 23:05	< 1 min	0.0678861	0.0678687	0.0000058
EARTH	2064-05-22 18:00	< 1 min	0.1353626	0.1353451	0.0000058
EARTH	2070-11-09 01:16	< 1 min	0.1938332	0.1938195	0.0000046
EARTH	2072-05-01 12:29	1.4	0.1133098	0.1132979	0.0000040
EARTH	2087-12-02 09:18	< 1 min	0.1186000	0.1185910	0.0000030
EARTH	2089-05-25 18:30	< 1 min	0.1905580	0.1905475	0.0000035
EARTH	2095-11-11 22:09	< 1 min	0.1380040	0.1379879	0.0000054
EARTH	2097-05-10 21:45	< 1 min	0.0642239	0.0642081	0.0000052
EARTH	2112-11-23 04:48	< 1 min	0.0650276	0.0650214	0.0000021
EARTH	2114-05-24 01:40	< 1 min	0.1311651	0.1311574	0.0000026
EARTH	2122-04-18 06:44	2.6	0.1442643	0.1442553	0.0000030

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
75.02474627	131.79363850	0.00593421	MINIMUM
288.68276202	314.17544309	0.00708310	MINIMUM
2.31776674	43.36443002	0.21484112	SADDLE
181.35755774	222.55470445	0.39195901	SADDLE
2.80799726	223.99155824	1.79294820	SADDLE
181.56635462	42.70176986	2.38131075	MAXIMUM

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MOID Plots

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