Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.714441E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:17:35+0800
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    1 Object 1

    Name STEP 2
    AOE ID 23105
    NORAD ID 23105
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66659
    NORAD ID 66659
    Object Type UNKNOWN
    Country
    KR KR

    Conjunction Constraints

    Parameter STEP 2 OBJECT K
    Time of Closest Approach 2026-09-07T05:45:35+0000
    Collision Probability (Pc) 1.714441E-6
    Conjunction Distance (km) 2.284 km
    Relative Speed (km/s) 10.629 km/s
    Conjunction Risk Parameters R (Radial): 2.278 | I (In-track): -0.108 | C (Cross-track): 0.129
    Collision Risk Index (CRI) 0.4
    X Position (km) 971.671 972.113
    Position Y (km) -957.057 -957.477
    Position Z (km) -6843.412 -6845.613
    Velocity X (km/s) 0.127 -7.464
    Velocity Y (km/s) 7.486 0.048
    Velocity Z (km/s) -0.966 -1.071

    Orbital Parameters 国际轨道数据源

    Parameter STEP 2 OBJECT K
    Semimajor Axis (a) 6972.777 km 6963.336 km
    Eccentricity (e) 0.008182 0.001472
    Inclination (i) 81.9348° 97.7477°
    RAAN 92.3214° 176.3555°
    Perigee Argument 357.6576° 109.6189°
    Mean Anomaly (M) 2.4245° 250.6621°
    Apogee 651.694 km 595.448 km
    Perigee 537.586 km 574.950 km
    Orbit Epoch 2026-09-05T01:02:41+0000 2026-09-05T01:09:29+0000

    STEP 2 & OBJECT K Collision Probability (Pc) Trend

    STEP 2 & OBJECT K Collision Probability (Pc) TrendNot Available

    STEP 2 & OBJECT K Miss Distance (Miss Distance) Trend

    STEP 2 & OBJECT K Miss Distance (Miss Distance) TrendNot Available

    STEP 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT KMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STEP 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT KCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STEP 2

    No nearby objects data