Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.220686E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:21:36+0800
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    1 Object 1

    Name NOVA 3
    AOE ID 15362
    NORAD ID 15362
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 49080
    NORAD ID 49080
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter NOVA 3 ONEWEB-0290
    Time of Closest Approach 2026-09-14T01:01:34+0000
    Collision Probability (Pc) 8.220686E-6
    Conjunction Distance (km) 1.322 km
    Relative Speed (km/s) 10.731 km/s
    Conjunction Risk Parameters R (Radial): -0.944 | I (In-track): -0.615 | C (Cross-track): 0.69
    Collision Risk Index (CRI) 0.53
    X Position (km) 44.962 45.709
    Position Y (km) 270.421 270.922
    Position Z (km) 7559.248 7558.28
    Velocity X (km/s) -0.803 -7.105
    Velocity Y (km/s) -7.198 1.482
    Velocity Z (km/s) 0.271 -0.01

    Orbital Parameters 国际轨道数据源

    Parameter NOVA 3 ONEWEB-0290
    Semimajor Axis (a) 7551.130 km 7571.848 km
    Eccentricity (e) 0.002995 0.000146
    Inclination (i) 90.1113° 87.9209°
    RAAN 83.6002° 348.7755°
    Perigee Argument 300.7937° 89.5625°
    Mean Anomaly (M) 226.9181° 270.5674°
    Apogee 1195.608 km 1194.819 km
    Perigee 1150.378 km 1192.603 km
    Orbit Epoch 2026-09-11T00:49:44+0000 2026-09-11T05:08:22+0000

    NOVA 3 & ONEWEB-0290 Collision Probability (Pc) Trend

    NOVA 3 & ONEWEB-0290 Collision Probability (Pc) TrendNot Available

    NOVA 3 & ONEWEB-0290 Miss Distance (Miss Distance) Trend

    NOVA 3 & ONEWEB-0290 Miss Distance (Miss Distance) TrendNot Available

    NOVA 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0290Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOVA 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0290Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOVA 3

    No nearby objects data