Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.346977E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T17:42:17+0800
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    1 Object 1

    Name STTW-T1
    AOE ID 14670
    NORAD ID 14670
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63181
    NORAD ID 63181
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STTW-T1 PUNCH-WFI02
    Time of Closest Approach 2026-10-18T14:50:45+0000
    Collision Probability (Pc) 1.346977E-6
    Conjunction Distance (km) 2.439 km
    Relative Speed (km/s) 8.769 km/s
    Conjunction Risk Parameters R (Radial): -2.425 | I (In-track): -0.173 | C (Cross-track): 0.187
    Collision Risk Index (CRI) 0.38
    X Position (km) -2536.682 -2535.572
    Position Y (km) 6239.518 6237.442
    Position Z (km) 2020.026 2019.39
    Velocity X (km/s) -5.787 1.82
    Velocity Y (km/s) -4.712 -1.587
    Velocity Z (km/s) 4.09 7.133

    Orbital Parameters 国际轨道数据源

    Parameter STTW-T1 PUNCH-WFI02
    Semimajor Axis (a) 9731.627 km 7025.006 km
    Eccentricity (e) 0.295696 0.001012
    Inclination (i) 36.1080° 97.9578°
    RAAN 89.5536° 113.8570°
    Perigee Argument 54.3005° 141.6261°
    Mean Anomaly (M) 329.8254° 218.5670°
    Apogee 6231.099 km 653.981 km
    Perigee 475.881 km 639.757 km
    Orbit Epoch 2026-10-17T20:09:11+0000 2026-10-17T22:28:57+0000

    STTW-T1 & PUNCH-WFI02 Collision Probability (Pc) Trend

    STTW-T1 & PUNCH-WFI02 Collision Probability (Pc) TrendNot Available

    STTW-T1 & PUNCH-WFI02 Miss Distance (Miss Distance) Trend

    STTW-T1 & PUNCH-WFI02 Miss Distance (Miss Distance) TrendNot Available

    STTW-T1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PUNCH-WFI02Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STTW-T1Collision Probability Trend

    Object 1 Probability TrendNot Available

    PUNCH-WFI02Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STTW-T1

    No nearby objects data